5.
不同PEWS评分患儿病死率的比较 [例（%）]
| 组别 | 例数 | 死亡 |
| ≤3分 | 37 | 0(0) |
| 4~6分 | 63 | 13(21) |
| > 6分 | 20 | 8(40) |
| χ2值 | 15.29 | |
| P值 | < 0.001 |
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