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Table 1 The general characteristic data in the two groups

From: Effect of lidocaine perioperative infusion on chronic postsurgical pain in patients undergoing thoracoscopic radical pneumonectomy

Variables Control group (n = 28) Lidocaine group (n = 29) p-value*
Age (yrs) 54.25 ± 8.51 55.10 ± 8.08 0.70
BMI (kg/m2) 22.71 ± 2.53 22.56 ± 2.20 0.82
Gender (m/f) 12/16 12/17 0.91
Duration of operation (min) 95.00 ± 25.79 101.00 ± 34.96 0.47
ASA classification    0.21
 II 10 6  
 III 18 23  
  1. Data are presented as mean (SD) or median (IQR) for continuous measures, and n (%) for categorical measures
  2. BMI Body mass index, ASA American Society of Anesthesiologists
  3. * Independent Student t-test p value or Chi-Square p value as appropriate