高氟对少年儿童生长发育的影响

2 ActaAcadMedNeiMongol　Mar.1999　Vol.21　No.1

表1　高氟区和低氟区8～13岁儿童身高(cm)比较

Tab.1　Comparisonofbodyheight(cm)of8～13agedchildreninthehighandlowfluorineareas

sex

age

n

highFarea

x

s

n

lowFarea

x

s

comparison

difference2.111.831.7211--2.860.11-0.85-1.92-0.93-1.81-3.18

t

P

89

boy

1011121310

girl

111213

172108568013224128108104

122.84126.56129.93133.75134.76121.122.50128.33132.75136.81140.96

5.743.765.116.774.5.12095.132.887.155.975.27

1241047614098481127874

120.73124.73128.21121.75123.35130.25133.68138.62144.14

4.815.36305.5.657.227.836.516.365.73

2.051.580.2.010.090.440.580.621.172.24

<0.05>0.05>0.05>0.05<0.05<0.05>0.05>0.05>0.05>0.05>0.05<0.05

2.2　高氟对少年儿童体重的影响

别中所有年龄组高氟区和低氟区少年儿童的体重

均无显著性差异(P>0.05)。

高氟对少年儿童体重的影响见表2。男女性

表2　高氟区和低氟区8～13岁儿童体重(kg)比较

Tab.2　Comparisonofbodyweight(kg)of8～13agedchildreninthehighandlowfluorineareas

sex

age

n

highFarea

x

s

n

lowFarea

x

s

comparison

difference1.020.941.420.65-1.75-2.280.51-0.68-0.881.58-0.83-1.46

t

P

89

boy

1011121389

girl

10111213

17210856801321001406424128108104

24.4426.5628.5030.6531.1533.7623.3723.5026.00

30.9432.0734.92

2.932.263.705.613.734.952.312.532.975.753.985.68

124104761401389211298481127874

23.4225.6227.0830.0032.9036.0422.8624.1826.8829.3632.9036.38

2.583.203.082.864.637.072.983.523.794.516.195.58

1.901.361.390.711.901.430.860.730.531.420.611.01

>0.05>0.05>0.05>0.05>0.05>0.05>0.05>0.05>0.05>0.05>0.05>0.05

3　讨　论

关于高氟对少年儿童生长发育的影响,报道不

多且结果各异。王邦康[5]报道高氟不影响少年儿童的身高。王国荃[6]报道高氟对少年儿童的身高

有影响,高氟对少年儿童男性的体重也有影响。

本文的研究结果表明,高氟对少年儿童男性的身高不仅有影响,而且呈一定的规律性。11岁前,高氟组高于低氟组,11岁后,高氟组反而低于低氟组。高氟对少年儿童女性身高的影响较小,但高氟