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Incidence of postoperative nausea and vomiting based on any one single event.
| PON | African (n=59) |
Non-African (n=30) |
P-value | ||
|---|---|---|---|---|---|
| n | (%) | n | (%) | ||
| Time period | |||||
| 0–24 hours | 17 | (28.81) | 22 | (73.40) | <0.0001 |
| 0–2 hours | 16 | (27.10) | 22 | (73.40) | < 0.0001 |
| 2–24 hours | 3 | (5.08) | 3 | (10) | 0.40 |
| POV | n | (%) | n | (%) | 0.10 |
| 0–24 hours | 1 | (1.69) | 4 | (13.33) | |
