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Incidence of postoperative nausea and vomiting based on total event rate.
| Time | African (n=59) |
Non-African (n=30) |
P-value | ||
|---|---|---|---|---|---|
| PON | n | (%) | n | % | |
| 0 min | 13 | (22.03) | 14 | (46.67) | 0.02 |
| 5min | 14 | (23.73) | 21 | (70.00) | < 0.0001 |
| 90 min | 10 | (16.95) | 11 | (36.67) | 0.04 |
| 180 min | 3 | (5.08) | 3 | (10) | 0.39 |
| 24 hrs | 0 | (0) | 0 | (0) | 1.00 |
| 0–24 hours | 40 | (13.55) | 49 | (32.67) | <0.0001 |
| POV | n | (%) | n | (%) | |
| 0–24 hours | 1 | (1.69) | 4 | (13.33) | 0.024 |
