组别 | 例数 | 术前血红蛋白 | 术前红细胞 | 术前红细胞压积 | 术前Harris评分 |
观察组 | 50 | 130.88 ± 10.30 | 4.33 ± 0.64 | 39.50 ± 2.33 | 42.62 ± 7.04 |
对照组 | 50 | 129.96 ± 10.91 | 4.31 ± 6.14 | 38.96 ± 3.24 | 45.00 ± 6.69 |
t |
| 0.43 | 7.52 | 0.54 | −1.73 |
P |
| 0.67 | 0.80 | 0.96 | 0.08 |