RESUMEN
Objective To analysis the influencing factors on underweight and stunting among children aged 0-3 years in rural areas from ten provinces in China.Methods Children under study were identified by multi-stage stratified cluster from rural areas of ten provinces in China.The ascertainment methods mainly included questionnaire and anthropometric measurements.Results There were 58 926 children under investigation,with 50.91％ were boys.The overall rates on underweight and stunting were 5.05％ and 10.49％ respectively.The rate in the 6 month-olds (1.97％,3.79％ ) was the lowest,while the highest were in the 24 month-olds (7.80％) and the 36 month-olds (16.83％).Age,sex,birth weight,gestational weeks as well as maternal education and fathers' schooling were factors significantly related to childhood underweight and stunting (P＜0.0001).Conclusion The status of underweight and stunting among children aged 0-3 years in rural areas was impressive,with birth weight was the key factor influencing the growth of children.Perinatal health care should be improved to promote the growth of children.