1.
两组男童基本信息（
）
| 组别 | 例数 | 年龄(岁) | 身高(cm) | 体重(kg) | 腰围(cm) | 臀围(cm) |
| 对照组 | 42 | 10.3±0.8 | 142±8 | 33±5 | 58±4 | 73±4 |
| 超重/肥胖组 | 30 | 10.3±0.6 | 146±6 | 48±5 | 76±6 | 86±4 |
| t值 | -0.366 | -2.711 | -11.59 | -13.202 | -11.687 | |
| P值 | 0.715 | 0.008 | < 0.001 | < 0.001 | < 0.001 |
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