Table 1 Patient characteristics
| Factor | Group | PONV (+) (n = 23) | PONV (−) (n = 159) | P value |
|---|---|---|---|---|
| Sex (%) | Male | 12 (17.1) | 58 (82.9) | 0.172 |
| Female | 11 (9.8) | 101 (90.2) | ||
| Smoking (%) | Yes | 1 (6.7) | 14 (93.3) | 0.697 |
| No | 22 (13.2) | 145 (86.8) | ||
| Age (years) | 24 (16–83) | 25 (16–68) | 0.919 | |
| BMI (Kg m−2) | 21 (16–27) | 22 (16–35) | 0.239 |