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本文对广州市四所幼儿园1542名学龄前儿童进行了营养调查。膳食调查结果:钙的摄入量3、4、5、6岁年龄组分别为供给量的64％、48％、49％、50％,锌分别为供给量的49％、42％、49％、56％,维生素A摄入量5、6岁年龄组为供给量的71％、77％;核黄素为74％,73％,其余各种营养素基本达到或超过供给量。 体格检查结果:男童身高2.03％低于正常范围,4.7％高于正常范围;体重1.35％低于正常范围,6.08％高于正常范围。女童身高4.11％高于正常范围;体重6.16％高于正常范围。头围、胸围、上臂围中等水平上者分别占80.6％、85.6％、84.6％。 实验室检查结果:维生素B_1缺乏和不足分别占2.34％、1.3％;维生素B_2缺乏和不足占2.03％、8.11％;维生素C缺乏占32.11％。贫血率16.85％,血清总蛋白低于正常值者占17.32％,血清锌低于正常值者占4.2％。
This article conducted a nutritional survey of 1542 preschool children in four kindergartens in Guangzhou. Dietary survey results: the intake of calcium 3,4,5,6-year-old age groups were the supply of 64%, 48%, 49%, 50%, respectively, zinc supply were 49%, 42%, 49% , 56%, vitamin A intake of 5,6-year-old age group for the supply of 71%, 77%; riboflavin 74%, 73%, the rest of the various nutrients basically meet or exceed the supply. Physical examination results: The height of boys was 2.03% lower than the normal range and 4.7% higher than the normal range. The body weight was 1.35% lower than the normal range and 6.08% higher than the normal range. 4.11% of girls were taller than normal and 6.16% of children were taller than normal. Head circumference, chest circumference, upper arm circumference of the middle level accounted for 80.6%, 85.6%, 84.6%. Laboratory findings: lack of vitamin B_1 and deficiency accounted for 2.34%, 1.3%; vitamin B_2 deficiency and deficiency accounted for 2.03%, 8.11%; vitamin C deficiency accounted for 32.11%. The anemia rate was 16.85%, the serum total protein was 17.32% lower than the normal level, and the serum zinc was lower than the normal level, accounting for 4.2%.