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Table 4 Comparison of clinical variables and perioperative outcomes in the two groups

From: Three-port single-intercostal versus uniportal thoracoscopic segmentectomy for the treatment of lung cancer: a propensity score matching analysis

  Operative time (min) p value Blood loss (mL)a p value
  Three-port
(n = 143)
Single-port
(n = 143)
  Three-port
(n = 143)
Single-port
(n = 143)
 
Age (years)
  < 55 111.5 (31.4) 119.2 (31.0) 0.151 30 (10 –125) 34 (10 –50) 0.204
  ≥ 55 116.4 (43.4) 114.9 (28.0) 0.809 35 (10 –140) 32 (10 –1000) 0.840
p value 0.444 0.384   0.289 0.913  
Sex
 Male 118.5 (48.0) 117.4 (31.3) 0.914 31 (10 –60) 36 (10 –1000) 0.305
 Female 112.8 (35.0) 116.8 (29.0) 0.349 31 (10 –140) 32 (10 –100) 0.757
p value 0.465 0.926   0.678 0.152  
Location
 Left upper lobe 111.1 (27.7) 117.5 (29.2) 0.332 32 (10 –140) 36 (10 –1000) 0.403
 Left lower lobe 128.3 (48.7) 120.3 (32.0) 0.521 29 (10 –54) 35 (12 –100) 0.321
p value 0.164 0.718   0.440 0.854  
 Right upper lobe 107.7 (41.4) 114.4 (27.1) 0.343 29 (12 –120) 35 (10 –50) 0.659
 Right lower lobe 121.4 (33.2) 117.6 (31.9) 0.648 34 (10 –125) 30 (10 –50) 0.426
p value 0.138 0.629   0.480 0.647  
Tumor size (cm)
 ≤ 1 113.4 (37.7) 119.4 (30.5) 0.254 31 (10 –125) 35 (10 –52) 0.426
 > 1 115.0 (38.5) 113.2 (27.5) 0.789 32 (10 –140) 32 (10 –1000) 0.775
p value 0.811 0.222   0.969 0.956  
  1. Data are presented as the median (range) or the mean (SD). aSkewed distribution: the Mann–Whitney U test was applied