Table of Content

06 August 2012, Volume 20 Issue 8

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Study on the preschool children's nutritional status and their diet behaviour influence in Shenzhen

LIU Yi-xin,DENG Wen-jiao,LI Hai-fei,LEI Yu

2012, 20(8):  677-678. 

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【Objective】 To investigate how the preschool children's diet behaviour influence their nutritional status in Shenzhen. 【Methods】 Stratified cluster sampling method was adopted to select suitable objects during March to June,2009.Before investigating,the investigators were gathered and trained by unified standards.Every child was investigated by one self-made questionnaire.10 138 preschool children were investigated,and 8 920 questionnaires were effected. 【Results】 The prevalence of simple obesity of preschool children in Shenzhen was 9.0%,the underweight was 0.6%,the stunting was 1.6%,the wasting was 0.9% and the anemia was 2.53%.There were risk factors of simple obesity such as listening to music,watching TV or playing while eating,short dinner time,disgusting chewing solid food and eating snacks before meal,liking to eat out et al.What's more,these behaviors as unfixed dinner time,dislike to chew solid food,refusing eating,less to go out for dinner were the risk factors of malnutrition and anemia of preschool children. 【Conclusions】 The study suggests that the preschool children' nutritional status is fine in Shenzhen,and some diet behavior were risk factors of obesity,underweight,stunting,maransis and anemia separately.

Feeding and eating problems intervention controlled trial among children who visit health care clinic and community healthy facility

WANG Shuo,HUANG Xiao-na,WANG Hui-shan

2012, 20(8):  679-681. 

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【Objective】 To explore diagnosis and intervention method of eating problems among children of 1~5 years in China. 【Methods】 Of individuals from intervention group (comprehensive method) and control group (traditional method),four types of eating problems were observed,including inadequate food intake,restrict range of food,unhealthy habit,avoidance due to specific fear. 【Results】 Among children who visit child health care clinic and community healthy facility,there was significant difference among age-group(χ²=12.458,P<0.001)in type of restrict range of food,there were no significant differences among age-group in types of inadequate food intake,unhealthy habit,and avoidance due to specific fear.Results significantly showed increase scores among intervention method group(P<0.05),but there was no statistically significant among age-group. 【Conclusion】 Periodicity intervention method based on family-unit should play an important role in clinical eating behavior intervention and be generalized in child health care area.

Development and Evaluation of Preschooler's Eating Behaviour Scale

YANG Xian-jun,JIANG Xun,ZHANG Yu-hai,SUN Li-jun,WANG Chang-jun,Shang Lei

2012, 20(8):  682-685. 

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【Objective】 To develop a Preschooler's Eating Behaviour Scale,which is used to assess Chinese children's eating behaviour and do some other related research. 【Methods】 Preliminary questionnaire of preschooler's eating behaviour derived based on the existing literature on eating behaviour in children,and recommendation of some children's parents,pediatrician,and was tested and analyzed repeated.The number of items was successively culled through analysis of responses from 325 parents of 3~6 years children in Xi'an.Factor analysis and pearson correlation analysis were used for developing and evaluating the structure of the scales,reliability,validity,responsibility were evaluated based on the survey of 603 preschooler from 5 kindergartens in Xi'an. 【Results】 Preschooler's Eating Behaviour Scale consisted of 56 items.They included worse eating habit,ill-balanced eating,emotional eating,food preference,satiety responsiveness,food responsivenness,external factor eating and initiative eating explained 50.9% of variance.Cronbach's α coefficient was 0.92,Guttman split-half reliability was 0.86,test-retest reliability was 0.72.The score of worse eating habit,ill-balanced eating,emotional eating,satiety responsiveness,food reponsiveness revealed significant differences among normal-weight,overweight and obese preschoolers(P<0.05).The score of worse eating habit,ill-balanced eating,food preference,external factor eating revealed significant differences among parental education levels(P<0.05). 【Conclusions】 Reliability and validity of Preschooler's Eating Behaviour Scale are all satisfied and entirely accord with psychometric demand.The scale can completely reflect characteristic and problems of preschooler's eating behaviours.

Analysis of relationship between eating problems of 1~5 years old children and the feeding behavior

DENG Cheng,ZHANG Wen,JIN Yu,FENG Hua-jun,HE Xiao-ling,LIU Qing-jia,LIU Yu-ling,LIAO Yan

2012, 20(8):  686-688. 

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【Objective】 To analyze the relationship between eating problems of 1~5 years old children and the feeding behavior. 【Methods】 Cross-sectional survey was conducted.The questionnaire data,containing general state,identification and management of feeding difficulty(IMFeD),as well as self-compiled questionnaire about parents feeding behavior,which reflect children's socio-demographic,eating problems,as well as parents' feeding behavior. 【Results】 Both feeding anxiety and adverse feeding behavior of parents were positive relationship with IMFeD total score,the coefficients were respectively 0.591 and 0.665; Feeding anxiety(β=0.49),as well as adverse feeding behavior of parents(β=0.32),entering the final formula of IMFeD total score,were risk factors of eating problem;feeling communication,in contract,was protective factor. 【Conclusion】 Adverse feeding behavior and parents' anxiety possibly raise or enhance children's eating problem,feeling communication between parents and child when feeding maybe of positive effect on avoiding or relieving eating problems in certain way.

Study of the infant and young child feeding practice in some areas of China and across-country comparison

FENG Yao,ZHOU Hong,WANG Xiao-li,ZHANG Jing-xu,WANG Yan

2012, 20(8):  689-693. 

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【Objective】 To study the situation of infant and young child feeding(IYCF) practice in research areas of China,to compare the IYCF indicators between research areas and other developing countries,so as to find out the existing problems in China. 【Methods】 A cross-sectional study with three-stage stratified random sampling method was conducted,and totally 3 708 caregivers of children under 2 years old from 40 counties in central and western China were selected to investigate their feeding practices with standard questionnaire designed by UNICEF.8 indicators listed in the WHO document "Indicators for assessing infant and young child feeding practice" were analyzed and compared with the data of other 46 developing countries published by WHO in 2010. 【Results】 The rates of early initiation of breastfeeding,exclusive breastfeeding under 6 months,continued breastfeeding at 1 year,and continued breastfeeding at 2 years in research areas of China,which were ranked 34,39,44 and 45 respectively in 47 countries,were lower than the average of other developing countries.The rate of introduction of solid,semi-solid or soft foods and minimum dietary diversity were ranked in top 20%,but the complementary feeding was generally too early. 【Conclusions】 Great efforts should be made to improve early initiation of breastfeeding and continued breastfeeding in these areas.Also measures should be taken to change the practice of breastfeeding with water and early complementary food intake.Providing the knowledge of IYCF and health education should play an important part in improving infant and young child feeding practice in China.

Study of relationship between eating behavior problems and familial factor among middle school students in Xi'an

LI Hui,TIAN Yuan,WANG Ya-ping

2012, 20(8):  693-695. 

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【Objective】 To investigate the present situation of abnormal eating behaviors related to eating disorders among junior high school students in Xi'an,China and familial factor having influence on these behaviors in order to reduce the disadvantages of eating behavior problems to middle school students. 【Method】 Questionnaires including the 26-item Eating Attitude Test (EAT-26) and the Family Adaptability and Cohesion Scale III (FACES III) were used to measure 631 junior high school students. 【Results】 13.47% of junior high school students (9.19% for girls,4.28% for boys) showed abnormal eating behaviors related to eating disorders.The girls' score of EAT-26 was higher than boys',particularly in subscale dieting.The grade three had more serious eating behavior problems,and its' score of EAT-26 was higher than the grade two's,particularly in subscale oral control.The positive correlation had been found between family cohesion and subscale oral control among boys,and family adaptability had distinguished positive correlation with subscale bulimia to girls. 【Conclusion】 Family function might have influences on eating behaviors to junior high school students,and individuals having eating behavior problems had better transform their family model moderately.

Correlative Analysis for hypertension and related family factors in school-age children with simple obesity

YANG Chang-hong,XIAO Yan-feng,YIN Chun-yan,YI Xiao-qing,CHANG Ming,XU Er-di

2012, 20(8):  696-698. 

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【Objective】 To study the related family factors on hypertension in school-age children with simple obesity. 【Method】 The correlative analysis for hypertension in obesity children and the risk factors of their family were done by COX multiple variable analysis. 【Result】 Cox regression analysis showed the relative risk of mother obese,father obese,family history of hypertension and birth weight were 2.117,1.969,1.828 and 1.777 respectively(All P<0.05). 【Conclusion】 The obese children with obese parents,family history of hypertension or large birth weight are at high risk of early onset of hypertension.

Discussion of relationships between body shape,motor ability and feeding factors for the 2~3 years old children

TIAN Zhen,SUN Xin-ying,GAO Wen-bin,LUO Jing,YE Ying,LI Zhuo-ting

2012, 20(8):  699-702. 

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【Objective】 To describe the body shape and motor ability of 2~3 years old children and to discuss the relationships between feeding factors and the two aspects. 【Methods】 149 children aged 2~3 years old were tested on body shape including height,sitting height,weight,and motor ability composed of walking the balance beam,throw for distance,standing long jump,seat proneness,split,shuttle runs,horizontal bar hanging,and so on.Feeding factors were investigated including feeding patterns,children's appetites and months when complementary food was added. 【Results】 Heights of boys were higher than those of girls,but there was no difference on motor ability.Body shape indicators of artificial feeding and mixed feeding groups were higher than those of breast-feeding group.Two pairs of canonical variables were selected by canonical correlation analysis.Height,weight and weight for height played the important role among body shape indicators in canonical variables.Walking the balance beam,throw for distance,standing long jump,split and repeated crossing in 20 seconds,the canonical variables representing the motor ability,played the important role. 【Conclusions】 Feeding factors would make efforts in body shape.Also,correlation is found between body shape and motor ability in 2~3 years old children.

Incidence of overweight and obesity of 10~17 years old teenagers and the influencing factors in Shanghai

ZHANG Dan,ZHAO Zheng-yan,LIN Sui-qing,WU Qiao-ling,PENG Yong-mei

2012, 20(8):  703-705. 

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【Objective】 To analyze the incidence of overweight and obesity of 10~17 years old teenagers in Shanghai in 2011 and identify the influencing factors. 【Methods】 With the samples of 7 737 youth physical assessment data in Shanghai horizontal research part of the Metabolic Syndrome Project supported by national The Eleventh Five Year Plan,adopt China (WGOC) and the International Obesity Task Force (IOTF) childhood BMI standard used to calculated the incidence of overweight and obesity,compared the difference of this two standard,and analyzed the influencing factors of childhood overweight and obesity. 【Results】 Among 7 737 teenagers of 10~17 years old investigated,the incidence of overweight and obesity was 11.9%,6.2%(WGOC); and 13.6%,3.6%(IOTF).Boys' incidence of overweight and obesity was 17.5%,7.7%;being 6.0%,and 4.6% in girls.The results of Chi-square test suggested that gentle,age,birth weight,family revenue,father childbearing age and mother childbearing age,father's degree,father smoking,mother smoking,mother drinking,father overweight,mother overweight,patriarchal history of hypertension,diabetes,hyperlipaemia,coronary disease,fatty liver and matrilineal history of fatty liver were associated with teenagers' overweight and obesity.The results of Logistic regression analysis suggested that gentle(P＜0.001,OR＝3.376),age(P＜0.001,OR＝1.736),family revenue(P＝0.001,OR＝1.467),mother childbearing age(P＝0.023,OR＝0.704),father overweight(P＜0.001,OR＝1.545),mother overweight(P＜0.001,OR＝3.14),patriarchal history of hyperlipaemia(P＝0.018,OR＝1.293)were associated with overweight and obesity of teenagers. 【Conclusions】 Nearly 20% of the teenagers in Shanghai has overweight and obesity,being a high level in China.The major risk factors for teenagers' overweight and obesity are gender,age,family history,etc.

Spatial factors study of the supplementary of vitamin A of children

BI Yu-xue,YAN Hong,LI Qiang,SHEN Yuan,ZHAO Ya-ling

2012, 20(8):  706-708. 

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【Objective】 To understand the rate of supplementary of vitamin A of children under three years in 45 counties of western region of China and explore its spatial factors from communities in order to provide a valuable reference to related work carried out in the future. 【Methods】 Descriptive statistics,hypothesis testing and rank correlation were used to analyze the data of the supplementary of vitamin A and its possible from the field survey database,and spatial data analysis was done. 【Results】 The rate of supplementary of vitamin A of 10 provinces were from 52.29%(378/719)to 81.29%(239/294),and the rate of supplementary of vitamin A of 45 counties were from 39.58%(57/144)to 91.49%(215/235),of which 20 counties the rate were less than 70%.The hypothesis testing showed that there was statistically significant difference among the provinces and counties.Rank correlation analysis showed that only "the village population in the end of last year," and "the number of children under three years old in the end of last year," had negative rank correlation with the rate of supplementary of vitamin of children under three years old. 【Conclusion】 The rate of supplementary of vitamin A of children under three years old is still not satisfied and it is not found that spatial distances impact on the rate of supplementary of vitamin A.

Investigation on changes in brain accretion of docosahexaenoic acid and fatty acid desaturases in mice with different ages

FAN Chao-nan,TIAN Chun-yu,XIA Lu-lu,SHEN Wen-wen,QI Ke-min

2012, 20(8):  709-712. 

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【Objective】 To investigate brain accretion of docosahexaenoic acid (DHA) at different ages and the expressional changes in related fatty acid desaturases (FADS). 【Methods】 3~4 weeks old C57BL/6J female mice were fed with two types of diets,n-3 PUFA deficient diet and n-3 PUFA containing diet.Followed by 6-week feeding,the mice were mated for breeding new pups.At postnatal 7 d,21 d and 42 d respectively,new pups were sacrificed and the blood,brain and liver were gathered.Fatty acids in the tissues were analyzed by gas chromatography and expressed as percent (%) of the total fatty acids.The mRNA expressions of FADS1 and FADS2 in the brain and liver were assayed by real-time RT-PCR. 【Results】 In both n-3 PUFA deficient and containing diet groups,the levels of DHA and total n-3 PUFAs increased in the brain and decreased in the liver with age increasing.Compared to the mice with n-3 PUFA deficient diet,the levels of DHA and total n-3 PUFAs in both the brain and liver at 7 d,21 d and 42 d were significantly increased in mice fed with n-3 PUFA diets.The percentage change in DHA level in the brain became minor with the age increased,whereas no differences were shown in the liver among the three ages.The levels of FADS1 and FADS2 mRNA were higher at 42 d than those at 7 d and 21 d in the brain,and no differences in FADS mRNA were found in the liver among the three ages.In mice with the n-3 PUFA diet,FADS1 and FADS2 mRNA levels were reduced in the brain at 7 d and 21 d with no changes at 42 d,and did not change at 7 d and 21 d with decreased level of FADS1 mRNA in the liver. 【Conclusion】 Brain accretion of DHA decreases and FADS expression increases with the age increasing.Diet n-3 PUFA deficiency affects brain accretion of DHA and the expression of FADS to a larger extent in an early age.

Prevalence of eating problems among 1~3 years old children:A local survey in Nanning

WU Bao-ning,BAN Cai-xia,LIANG Yan-ting,ZHU Cai-rong

2012, 20(8):  725-727. 

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【Objective】 To investigate prevalence of eating problems among cnildren of 1~3 years old in Nanning and provide scientific evidence for the early intervention. 【Methods】 301 healthy children aged 1~3 from two communities in Nanning were selected randomly and surveyed.Cross-sectional survey was conducted .Date included children,Social demographic information,eating behavior and their caregiver' sinformation. 【Result】 67.1% of children identified as eating problem,the incidence of dietary behavior problems from high to low were long mealtime 46.5%,dining distraction 37.9%,eat less 35.9%,fixed eating place 34.2%,23.6% had lost interest in food,20.6% preferred some kinds food itensely,19.3% Refuse some food,11.0% try nothing new. 【Conclusion】 The children of 1~3 years old from two communities in Nanning have a high rate of eating problem,we are calling for improvements in feeding and nutrition knowledge,behavioural interventions personalized guidance to develop healthy eating habits.

Effectiveness of nutrition interventions about infants aged 6~24 months in Ningqiang county affected by Wenchuan earthquake

XU Zeng-kang,WANG Lin-jiang,CHANG Feng,FU Ping,ZHANG Jian,ZHANG Han-pei,LI Jian-li

2012, 20(8):  728-730. 

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【Objective】 To compare the nutrition status of infants before and after nutrition interventions in Ningqiang county. 【Methods】 The project provided nutrition interventions which feed infants aged 6~24 months one packet Yingyangbao per day and educated babysitter how to feed infants properly in Ningqiang county.Before and after the 18 months nutrition interventions,327 and 300 infants aged 6~24 months were sampled respectively to complete the investigation.Effectiveness of nutrition interventions was evaluated by analyzing the differences of infants' length,body weitht,hemoglobin concentration,WAZ,HAZ,WHZ,underweight rate,stunting rate,wasting rate and anemia rate between two samples. 【Results】 After the interventions,average weight and length of infants aged 6~24 months increased 0.90 kg(t=-9.94,P<0.01)and 3.40 cm(t=-7.74,P<0.01)respectively,and there were significant differences between before and after interventions.WAZ(-0.48 vs 0.09,t=-6.95,P<0.01),HAZ (-0.73 vs -0.25,t=-4.63,P<0.01) and WHZ(-0.15 vs 0.30,t=-4.90,P<0.01) also increased significantly.Through the nutrition interventions infants' hemoglobin concentration increased from 10.94 g/dL to 11.70 g/dL(t=-7.97,P<0.01),anemia rate decreased from 49.5% to 23.9%(χ²=43.72,P<0.01),and the results of statistical analysis showed that significant differences exist. 【Conclusion】 Through 18 months nutrition interventions the nutrition status of infants aged 6~24 months could be improved significantly.

Effects of treatment on female idiopathic central precious puberty with gonodotrophine-releasing hormone analogue and growth hormone

SUN Xiao-mei,WU Jin,YANG Fan,LI Pin,WANG Xiu-min

2012, 20(8):  731-734. 

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【Objective】 To assess the impact of treatment with Gonadotropin-releasing hormone (GnRH) analogs in combination with growth hormone(GH) in girls with idiopathic central precocious puberty (ICPP). 【Methods】 60 girls with ICPP whose growth velocity (GV) was so slowly that it impaired predicted adult height (PAH) were treated with recombinant human GH and GnRHa for 6 months.No patient showed classical GH deficiency.Before and after treatment,height,GV,and pubertal stage were observed,pelvic ultrasonic examination and X-ray bone age(BA) were detected,PAH was evaluated,and LH-releasing hormone (LHRH) stimulation test and GH stimulation test were performed. 【Results】 The secondary sexual development was regressed with interruption of their menses,reduction of the size of uterus,ovaries and breasts.Plasma FSH and LH peaks after the LHRH test were suppressed.The decreased ratio of BA/CA (chronology age) showed the disrupted maturation of BA.PAH increased from (153.4±1.1)cm to (156.0±1.0)cm (P<0.001) after 6 month treatment.The height SDS for BA (HtSDSBA) improved from 1.91±0.33 to 1.44±0.27(P<0.001),while height SDS for CA (HtSDSCA) from 0.31±0.12 to 0.38±0.15. 【Conclusion】 In gilrs with ICPP especially who have a very short PAH,combination of GnRHa and GH effectively inhibits the gonadal axis and delays bone maturation,improve the predicted adult height.

Relevance of intrauterine mercury exposure and neonatal physical development indices

LV Hong-dao,SU Hai-lan,CHEN Mei-zhu,GUO Jun-liang

2012, 20(8):  734-736. 

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【Objective】 To research the impact of intrauterine mercury exposure on the neonatal physical development Index. 【Methods】 During the study period,the new-born babies delivered in our hospital were determined with the quantity of mercury in cord blood and in foetal hair immediately after birth.The new-born babies weight,length and head circumference were measured.According to gestational age,physical development index measurements that the new-baorn babies in 15 cities of China for comparison,and the cord blood mercury and fetal hair mercury values were analyzed in the percentile range for statistical analysis. 【Results】 The quantity of mercury of 2 316 paired cases was (2.02±1.94)μg/kg in cord blood,and(244.06±2.24)μg/kg in foetal hair.Cord blood mercury of head circumference in each group which was divided by percentile range (<P₁₀,P₁₀~P₂₅,P₂₅~P₇₅,P₇₅~P₉₀,>P₉₀) was 2.50±1.88,2.05±1.92,1.88±1.96,1.50±1.76,1.77±1.49 respectively,and fetal hair mercury in each group was 360.91±2.12,262.97±2.15,201.65±2.22,205.31±2.18,208.50±1.49 respectively.There were significant differences among cord blood mercury groups and fetal hair mercury groups (F₁=15.47,P₁=0.00;F₂=42.53,P₂=0.00).Cord blood mercury of weight in each group was 195.07±2.13,227.25±2.19,247.69±2.18,252.29±2.32,246.89±2.32 respectively,and there was significant difference among cord blood mercury groups(F=2.57,P<0.05).However,after removal of <P₁₀ group,there was no significant difference among the remaining four groups (F=0.91,P=0.44). 【Conclusion】 Intrauterine fetal mercury exposure not only affect in the future intellectual development,but also may adversely affect the newborn head circumference.

Features of laboratory indexes and intelligence quotient in children whose parents exposed to lead

YU Hui-jun,WANG Xiu-min,ZHOU Hua-fei,TANG Wei-hong

2012, 20(8):  737-739. 

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【Objective】 To investigate the features of laboratory indexes and intelligence quotient (IQ) in children whose parents exposed to lead. 【Methods】 The students aged 7 to17 years old were divided into three groups (61 for each group):Group one (whose parents were exposed to lead),group two (whose parents were not exposed to lead).The two groups studied in a school nearby a battery factory.Control group was selected (whose age and gender were matched to the above group). 【Results】 Blood lead level (PbB),urine lead level (PbU),free erythrocyte porphyry (FEP) were higher and Hb,MCHC (Hb/PCV) were lower in group one and two compared with control group,which demonstrated that prolonged exposure to lead concentration may disturb the metabolic of porphyrin and hereby inhibit synthesis of haemoglobin.The frequency of low IQ was 14.75%,4.92%,4.92% in group one,group two and control group respectively.The average IQ in controls was 106.16,and 105.20 in control group and group two.However,in group one average IQ was 98.59 in children whose mother exposed to lead (n=16),and 101.91 in children whose father exposed to lead (n=45). 【Conclusions】 Long term lead exposure may result in children's hemoglobin decrease and influence mental development in children.It is necessary for government and society to take effective measures to protect children's physical and mental health from lead pollution.

Study on early synthetic intervention on physical development and early mental development and behavioral development of premature and low-birth weight infant

JIN Yan,XU Hai-qing,XIONG Zhong-gui

2012, 20(8):  739-742. 

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【Objective】 To Evaluate effectiveness of early synthetic intervention on physical development and early mental development and behavioral development of premature and low-birth weight infant. 【Methods】 All infants of study coming from child health care clinic whose gestational age were under 37 weeks and birth weight under 2 500 grams were classified into 2 groups according to parents's voluntary: early synthetic intervention group (84 cases) and control group(75 cases).The infants of study groups were conducted watching and hearing,massage and movement intervention and feeding direction.The weights,heights,MDI and PDI were measured or tested when the infants of the two groups were 3,6,9,12 months age. 【Results】 Contrasting to the control group,the weights of the early synthetic intervention group were increased respectively 0.60,0.69,0.74,0.73 kg(P<0.05)and the heights were increased respectively 0.7,0.9,1.2,1.5 cm(P<0.05)and MDI were increased respectively 3.51,4.05,5.21,6.78 scores(P<0.05)and PDI were increased respectively 2.29,3.85,4.16,6.36 scores(P<0.05)when 3,6,9,12 months age. 【Conclusion】 Early synthetic interventions would promote physical development and mental development and behavioral development of premature and low-birth weight infants,and would reduce incidence rate of cerebral palsy of premeture and low-birth weight infants.

Study on 0~6 years old children's body development index longitudinal in Kunming area,1975-2005

LIU Jie,HUANG Hai-yun,FU Li-ling,TAO Dong-yan,PU Bin,ZHAO Ping,GUO Bi-zhou,DING Xiao-Yan

2012, 20(8):  742-746. 

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【Objective】 To research and analysis of the long-term trend,to establish kunming area 0~6 years old children's body development index system from survey data of 30 years. 【Methods】 In kunming area of health in under the leadership of the national nine city since 1975 every 10 years in 2005 to a total of four investigation for years,"0~6 years old children's physical development investigation and study" kunming area survey data (weight,height,chest circumference of the mean value),the children's body development index (Wells vick index,height,chest circumference index) were researched. 【Results】 Wells vick index: mean was not increase along with the growth of the age by low to high from born to 3 months to peak,later along with the growth of the age and the mean was declined,the turning point of the main was 3 months after birth in 0~6 years.Preschool has been at the stage of decline after birth.This Kunming index of 10~12 months were the same to at birth.Height bust index rose to high after born to 1 months and decreased along with the growth of the age ,and no increase trend at preschool.Rural development the city,only a year section,1995 was better in the rural city.The highest average of 30 years was better than in 1975 in Duannong male group survey,and the value was not beyond.But since the 3 years old group of 2005 years,the city mean index had shown the beyond trend of rural children of the same age. 【Conclusion】 0~6 years old children's growth and development of 30 years in Kunming area showed the wave shape of the growth trend.

Analysis of the growth and development of 4 167 only-child aged 6~14 years old in Bao'an district,Shenzhen city

FENG Cheng-yun,WEI Xin-yan,NIU Li

2012, 20(8):  746-748. 

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【Objective】 To study the growth and development status of only-child aged 6~14 years old,and to provide scientific advice and direction for the health care of children and adolescents. 【Method】 4 167 only-child aged 6~14 years old in Bao'an district were got medical examination about their height,weight,ENT,internal medicine,surgery,blood-test,B ultrasonic of abdomen,etc. 【Results】 1)The tendency of growth and development of only-child corresponded with the average development regularity,the height and weight increased with age,two cross phenomena were observed in the development curve of height;2)The level of the growth and development was above the whole national average of 2005,while the nutritional status was far from ideal,the rate of obesity was 18.43%;3)The rate of poor sight,dental caries were high among the common diseases,the detection rate of kidney stone with B-ultrasonography was 4.6%.It's worthy mentioned. 【Conclusion】 The growth and development status of only-child is better than before,but the imbalance is very serious,and some new health problems appeare.

Influencing factors and epidemic status of overweight and obesity of infants under 3 years of age in Shaoxing

YU Hong,CHEN Xiao-xia,LIU Dan

2012, 20(8):  749-750. 

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【Objective】 To investigate the epidemic situations of obesity of infants from 0 month to 2 years old and its influencing factors in Shaoxing. 【Methods】 Cluster-random sampling was used to investigate 7 985 infants in all.Overweight and obesity were defined by the WHO weight for height standards. 【Results】 The rate of obesity among the infants was 2.64%,and the boys was 2.64% while the girls was 2.24%.The rate of overweight was 9.83%,and 10.50% for boys,9.06% for girls.There were significant differences in the prevalence between boys and girls (χ²_obesity=4.424,χ²_overweight=4.687,P<0.05).The detectable rate of obesity among the infants below 1 years of age showed a decreasing tendency with age.However,the rate showed a rising tendency among the infants who were older than 18 months.There were significant differences in the prevalence in different age groups (χ²_obesity=173.627,χ²_overweight=161.542,P<0.01).Obesity of children was correlated with high birth weight,the parent's BMI,big family and the parent's attitude towards obesity. 【Conclusions】 The detection rate of overweight and obesity is in higher level.The main influencing factors include high birth weight,the parental BMI,big family and the parental attitude towards obesity.

Investigation on physical development of children aged 7~18 years in Jinan city

FENG Bing,QU Jing-shi,SUN Tao

2012, 20(8):  751-753. 

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【Objective】 To investigate the rule of physical development of children aged 7~18 in Jinan. 【Method】 The data of height and weight of children aged 7~18 in Jinan were calculated and compared with the standard data of nine East provinces of China,using screening indicators of overweight and obesity according to the NCHS recomended by WHO. 【Result】 The data of height and weight of children aged 7~18 in Jinan were higher than the standard of nine Eastern provinces of China,indicated the higher obesity rate of this age group in Jinan. 【Conclusion】 The overall physical development of children aged 7~18 in Jinan is good.There is a higher incidence of obesity around puberty age group.It is important to strengthen the management of children's physical development for this age group for preventing obesity.

Investigation on the nutrition and health status of migrant children below five years old in Chaoyang district

BA Lei,ZHAO Wei

2012, 20(8):  753-755. 

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【Objective】 To investigate the nutrition and health status of migrant children below five years old. 【Methods】 490 migrant children below five years old were recruited by cluster sampling method.Questionnaire investigation and physical examination were performed to these children so as to learn their nutrition and health status. 【Results】 The proportions of low birth weight infants and macrosomia infants were 2.45% and 10.61%,respectively,which were both higher than those in urban areas of Beijing.The rates of exclusive breast feeding of infants aged four months and six months were 67.11% and 49.78 %,respectively,which was significantly higher than the feeding rate for infants below 4 months in Beijing.The rate of adding food for infants blow 2 years old was 85.12%. 【Conclusion】 There are unproporite methods among migrant children feeding.At the same time,migrant children showed to be malnutrion and anemia.

Survey on deciduous caries among pre-school children of eleven kindergartens in Urumqi

HOU Hong,GAO Yue,LI Hai-jun,LING Rui

2012, 20(8):  756-757. 

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【Objective】 To investigate the prevalence of deciduous caries among preschool children of eleven kindergartens in Urumqi and master the Weak link of children's oral health care so as to provide some basic data for reduce the prevalence rate of deciduous caries. 【Methods】 4 306 per-school children in 11 kindergartens of Urumqi during were examined by dentist to check deciduous caries.The data were collected and analyzed by statistical analysis. 【Results】 4 306 preschool children were investigated the prevalence rate of the deciduous caries was 45.01%.The mean number of decayed/missing and filled teeth(DMFT) of 4 306 kindergarten children was 1.61,molars caries were 0.84;Milk incisor caries were 0.77.The detection rate of caries growed with age increasing,especially 5~6 years old. 【Conclusion】 Improving the self-awareness of oral health,strengthening the education of oral health in kindergartens and nursery,disseminating the knowledge of oral health,improving the system of primary oral health services gradually,increasing the level of children's oral health,reducing the prevalence rate of dental caries gradually should be done.