- Demographic data.
| Demographic data | High-flow n=17 | Low-flow n=27 | P-value |
|---|---|---|---|
| Age | 38±11 | 35±8 | 0.484 |
| Gender (M/F) | 8/9 | 6/21 | 0.089 |
| Height | 166±8 | 164±9 | 0.438 |
| Weight | 134±19 | 126±20 | 0.154 |
| Body mass index | 47±6 | 46±5 | 0.856 |
| Operation time | 122±45 | 144±51 | 0.100 |
| Extubation time | 6.2±3.2 | 5.5±2.8 | 0.352 |
| Recovery time | 10.8±3.5 | 8.4±3.2 | 0.076 |
| Hemoglobin (g/dl) | 16.8±1.7 | 16.6±1.4 | 0.745 |