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Clinical variables in two groups.
| Characteristics | Dexamethasone group (n = 22) | Control group (n = 22) | P value |
|---|---|---|---|
| Onset of epidural anesthesia (minute) | 7.64 ± 2.74 | 12.09 ± 2.79 | <0.001 |
| Duration of analgesia (minute) | 692.55 ± 245.88 | 286.59 ± 84.02 | <0.001 |
| Nausea | 0 | 5 (22.7%) | 0.048 |
| Vomiting | 0 | 0 | — |
