An investigation on 25 -hydroxyvitamin D level among children aged 0 -9 years

VernacularTitle:0～9岁儿童维生素D水平的调查
Author: Jian-Wei ZHANG ¹ ; Zhuo-Ying WANG
Author Information

1. 绍兴市妇幼保健院儿科
Keywords: Children; 25 -hydroxyvitamin D; Nutritional status
From: Journal of Preventive Medicine 2015;(3):229-231
CountryChina
Language:Chinese
Abstract: Objective To understand children's vitamin D nutritional status in Shaoxing City.Methods A total of 952 children were selected from the department of child health care.Automatic electrochemical luminescence immune analyzer (Roche Cobase601)with original reagents was used to detect serum levels of 25 -hydroxyvitamin D.Results The median level of 25 -hydroxyvitamin D among children aged 0 -9 years was (29.78 ±12.08)ng/L.Among 952 children,the rate of severe deficiency,deficiency and insufficient were 2.63%,18.80% and 32.77% respectively.There was no statistically significant difference on serum 25 -hydroxyvitamin D level between boys and girls (P >0.05 ),but serum 25 -hydroxyvitamin D level significantly decreased with age (P <0.05).The level of serum 25 -hydroxyvitamin D in summer and autumn were significantly higher than that in spring and winter (P <0.01).Conclusion The serum levels of 25 -hydroxyvitamin D among children in Shaoxing City are low.Vitamin D supplementation and outdoor activities should be encouraged.Vitamin D supplements should be paid more attentions especially among children aged 4 -9 years.