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Table 3 Post-operative incidence of nausea and vomiting

From: Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial

  post-operative nausea post-operative vomiting
EEA group (n = 28) Control group (n = 28) p EEA group (n = 28) Control group (n = 28) p
PACU N (%) 0 0 . 0 0 .
After 1 h N (%) 0 7 (25%) 0.005* 0 0 .
After 3 h N (%) 0 6 (21.4%) 0.01* 0 0 .
After 6 h N (%) 0 8 (28.6%) 0.002* 0 4 (14.3%) 0.038*
After 12 h N (%) 0 20 (71.4%) 0.000* 0 0 .
After 24 hr N (%) 0 0 . 0 0 .
  1. *statistically significant at p ≤ 0.05
  2. p p-value for comparing between the two groups