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Table 8 Postoperative VAS recordings expressed as median (interquartile range)

From: Dexmedetomidine versus magnesium sulfate as adjunct to general anesthesia in patients undergoing video-assisted thoracoscopy

  Group C (n = 30) Group M (n = 30) Group D (n = 30) P value
At PACU arrival 3 (2-4) 2 (2-3) 1 (0-1)‡,# < 0.001
After 15 min 4 (3-4) 2 (2-3) 1 (0-2)‡,# < 0.001
After 30 min 4 (4-5) 2.5 (2-4) 2 (1-2)‡,# < 0.001
After 1 h 5 (4-6) 3.5 (3-4) 2 (1-3)‡,# < 0.001
After 2 h 5 (4-5) 3 (3-4) 2 (2-3)‡,# < 0.001
After 4 h 4 (4-5) 3.5 (2-4) 2 (1-3)‡,# < 0.001
After 8 h 4(3-5) 3.5 (3-4) 2 (1-3)‡,# < 0.001
After 12 h 4(3-5) 3 (2-4) 2 (1-2)‡,# < 0.001
After 24 h 3 (2-4) 2.5 (2-3) 2 (1-3) 0.067
  1. P < 0.05 (group M compared with group C), P < 0.05 (group D compared with group C), #P < 0.05 (group D compared with group M). P value derived using the Kruskal–Wallis test