表4.
年龄 (岁) | 男童 | 女童 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
最佳界值(cm) | 曲线下面积 | 95%CI | 灵敏度(%) | 特异度(%) | 最佳界值(cm) | 曲线下面积 | 95%CI | 灵敏度(%) | 特异度(%) | |
3.0~ | 24.75 | 0.881 | 0.815~0.947 | 82.9 | 73.5 | 25.25 | 0.798 | 0.706~0.890 | 64.1 | 83.6 |
3.5~ | 25.75 | 0.761 | 0.691~0.831 | 64.1 | 78.0 | 23.75 | 0.755 | 0.678~0.832 | 88.0 | 53.2 |
4.0~ | 25.30 | 0.822 | 0.772~0.871 | 78.4 | 75.0 | 25.75 | 0.831 | 0.776~0.886 | 57.9 | 90.1 |
4.5~ | 25.30 | 0.859 | 0.817~0.901 | 86.0 | 75.5 | 25.75 | 0.833 | 0.780~0.886 | 68.9 | 86.5 |
5.0~ | 25.70 | 0.868 | 0.834~0.903 | 96.0 | 65.6 | 25.70 | 0.875 | 0.836~0.914 | 79.8 | 78.8 |
5.5~ | 26.75 | 0.890 | 0.856~0.924 | 77.5 | 80.7 | 25.75 | 0.837 | 0.792~0.882 | 80.0 | 73.9 |
6.0~ | 26.35 | 0.858 | 0.812~0.904 | 86.0 | 76.7 | 26.25 | 0.856 | 0.811~0.920 | 71.4 | 88.9 |
6.5~6.9 | 27.25 | 0.881 | 0.789~0.972 | 75.0 | 92.6 | 26.25 | 0.872 | 0.799~0.946 | 88.2 | 72.6 |