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Table 2 The the number of patients of requiring rescue analgesic and antiemetic

From: Perioperative multiple low-dose Dexamethasones improves postoperative clinical outcomes after Total knee arthroplasty

Variables Group A (n = 50) Group B (n = 50) Group C (n = 50) P Value
Oxycodone-post 24 h (n) 28§# 17 # 8 0.001
Oxycodone-post 48 h (n) 19 # 11 6 0.009
Oxycodone-post 72 h (n) 8 5 3 0.265
Pethidine hydrochloride-post 24 h (n) 22§# 12 6 0.001
Pethidine hydrochloride-post 48 h (n) 14 # 7 2 0.004
Pethidine hydrochloride-post 72 h (n) 3 1 0 0.166
Metoclopramide-post 24 h (n) 21§# 10 7 0.003
Metoclopramide-post 48 h (n) 12 # 7 3 0.039
Metoclopramide-post 72 h (n) 6 # 2 0 0.025
Ondansetron-post 24 h (n) 7 3 1 0.064
Ondansetron-post 48 h (n) 2 0 0 0.132
Ondansetron-post 72 h (n) 0 0 0 1
  1. Abbreviations: post postoperative, h hours, n number
  2. ‡ was analyzed by the Pearson chi-square test or the Fisher exact test
  3. P value indicates a significant difference among the groups
  4. §Significantly different from the Group B. # Significantly different from the Group C