组别 | 生后3天 | 生后7天 | ||||
CO (l/min) | SV (ml) | CI (WT) | CO (l/min) | SV (ml) | CI (WT) | |
研究组(n = 100) | 0.44 ± 0.17 | 3.06 ± 1.43 | 0.33 ± 0.13 | 0.58 ± 0.21 | 4.01 ± 1.62 | 0.39 ± 0.14 |
对照组(n = 50) | 0.57 ± 0.13 | 3.84 ± 1.14 | 0.47 ± 0.16 | 0.73 ± 0.15 | 4.98 ± 1.57 | 0.46 ± 0.14 |
t | 5.37 | 3.633 | 5.189 | 5.071 | 3.538 | 2.865 |
P | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | 0.005 |