关键词: 生长发育, Z评分, 营养状况, 儿童

Abstract: Objective To investigate and analyze the growing development and nutritional status of children aged 3～12 years from 9 areas of China,and to provide evidences for health care and nutrition management of children. Methods Physique growth investigation ( ie.body height and weight) and questionnaire were carried out in 1 722 children from 9 areas ( 7 cities and 2 countrysides),and related Z-scores were computed to assess growing development and nutritional status of investigated children. Results The mean height,mean weight and obesity rate of investigated children from 9 areas were higher (or larger),and the low weight rate,growth stunt rate and waste rate were lower.The proportions of children whose weight for age Z-score (WAZ),height for age Z-score (HAZ) and BMI for age Z-score (BAZ) reached medium level or better were 89.04%,89.19% and 83.22%,respectively.There were significant differences in the waste rate and overweight rate between children in city and in countryside. Conclusions The nutrition status of children from 9 areas is good,while low body weight,overweight and obesity are continuing.More attention should be paied to health care and nutrition management of children.

Key words: growing development, Z-score, nutrition status, children