Mean ± SD | Minimum | Maximum | Median | |
---|---|---|---|---|
Age (year) | 74.4 ± 13.3 | 60 | 91 | 75 |
Preoperative hematocrit (% ) | 35.9 ± 4.8 | 25 | 47 | 35.9 |
Preoperative Hb (gm/dl) | 11.8 ± 1.8 | 8.4 | 16.2 | 11.9 |
Postoperative Ht (% ) | 32.8 ± 3.8 | 26 | 42 | 32.7 |
Postoperative Hb (gm/dl) | 10.7 ± 1.4 | 8.0 | 13.0 | 10.6 |
Preoperative SpO2 | 96.0 ± 2.3 | 88 | 99 | 97 |
Postoperative SpO2 | 97.0 ± 2.1 | 90 | 99 | 97 |