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Table 3 Morphine consumption, hospital stay, and satisfaction score

From: Ultrasound-guided erector spinae block for postoperative analgesia in thoracotomy patients: a prospective, randomized, observer-blind, controlled clinical trial

  Group ESP Group C Test p value
Morphine consumption (mg) 22.06 ± 6.24 30.6 ± 6.23 t = 5.2 < 0.001
Hospital stay 3 ± 0.98 3.9 ± 0.95 t = 3.58 ˂ 0.001
Satisfaction score 3 [2–3] 2 [2–2.75] U test = 323 0.06
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