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Table 3 Comparison of clinical variables and perioperative outcomes of single-intercostal thoracoscopic lobectomy (n = 186)

From: Three-port single-intercostal versus multiple-intercostal thoracoscopic lobectomy for the treatment of lung cancer: a propensity-matched analysis

Variable n Operative time (min) Blood loss (mL) a Length of stay (day)
Age (years)
  < 60 88 (47.3%) 128.3 (28.2) 50 (20–205) 5.8 (2.8)
  ≥ 60 98 (52.7%) 142.2 (37.8) 58 (20–350) 7.2 (3.2)
   p = 0.056 p = 0.153 p = 0.039
Sex
 Male 104 (55.9%) 137.4 (35.1) 54 (20–200) 7.0 (3.5)
 Female 82 (44.1%) 133.4 (33.1) 50 (20–350) 6.0 (2.4)
   p = 0.576 p = 0.819 p = 0.121
Anatomic resection
 Upper lobe 104 (55.9%) 140.4 (38.4) 51 (20–350) 6.1 (2.2)
 Lower/middle lobe 82 (44.1%) 129.6 (27.1) 53 (20–200) 7.1 (3.9)
   p = 0.118 p = 0.792 p = 0.187
Extensive lymphadenectomy b
 Yes 116 (68.4%) 131.6 (33.8) 51 (20–200) 6.8 (3.6)
 No 70 (37.6%) 142.3 (34.1) 55 (20–350) 6.1 (1.9)
   p = 0.145 p = 0.408 p = 0.241
Tumor size (cm)
  < 3 142 (76.3%) 134.6 (35.0) 50 (20–350) 6.5 (3.3)
  ≥ 3 44 (23.7%) 139.1 (31.8) 58 (49–200) 6.8 (2.3)
   p = 0.594 p = 0.244 p = 0.630
  1. Data are presented as median (range) or mean (SD). a: Skewed distribution, Mann-Whitney U test applied; b: more than 20 lymph nodes harvested in patients