不同年龄组小儿正常肾脏大小.doc

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1、不同年龄组小儿正常肾脏大小（单位：cm）右肾左肾年龄例数长宽厚长宽厚均值标准差均值标准差均值标准差均值标准差均值标准差均值标准差±±±±±±新生儿294.440.402.600.261.840.224.460.382.600.241.890.26~1个月285.440.353.140.272.330.255.420.353.140.292.330.32~6个月355.860.423.140.202.460.235.990.423.420.202.560.25~1岁306.40.293.550.182.690.326

2、.480.253.570.152.730.24~2岁306.450.323.380.242.790.226.690.393.440.192.840.19~3岁306.830.383.400.172.850.206.950.403.480.212.990.27~4岁307.070.333.500.262.910.257.240.403.510.212.960.22~5岁307.250.403.750.363.060.317.320.403.830.343.140.30~6岁307.630.443.930.343.19

3、0.167.850.514.030.353.310.26~7岁307.960.563.940.243.220.238.200.534.170.243.320.24~8岁307.970.384.200.233.240.308.190.444.370.273.420.35~9岁317.820.424.090.293.270.248.080.444.220.253.390.25~10岁308.660.474.500.253.580.238.900.464.530.273.800.27~11岁309.760.534.600

4、.313.490.318.950.494.700.333.660.30~12岁308.900.647.830.293.620.249.210.624.910.323.830.26~13岁309.640.547.850.364.010.329.92.0.605.110.354.080.33~14岁309.780.444.660.283.950.2510.110.474.760.304.070.26~15岁3110.130.574.960.334.140.2310.380.515.000.284.23025~16岁29

5、10.060.595.220.284.300.3610.090.625.240.364.250.33~17岁2910.550.505.280.424.500.3510.340.515.760.374.350.38[北京儿科研究所，1986]