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Table 1 Demographic and clinical characteristics

From: Segmentectomy as a safe and equally effective surgical option under complete video-assisted thoracic surgery for patients of stage I non-small cell lung cancer

Charecteristics Segmentectomy (N=36) Lobectomy (N=138) Total (N=174) P
Age (years, mean ± SD) 59.3 ± 13.77 58.8 ± 10.77 58.9 ± 11.41 0.82
Sex (male/female) 12:24 52:86 64:110 0.70
Tumor size(mm, mean ± SD) 14.2 ± 7.15 19.8 ± 9.82 18.6 ± 9.58 0.002
Histology (No, %)*     0.031
  ADC 22 (61.1%) 111 (80.4%) 133 (76.4%)  
  BAC 9 (25.0%) 20 (14.5%) 29 (16.7%)  
  others 5 (13.9%) 7 (5.1%) 12 (6.9%)  
Stage (No, %)     0.001
  IA 35 (97.2%) 102 (73.9%) 137 (78.7%)  
  IB 1 (2.8%) 36 (26.1%) 37 (21.3%)  
  1. P<0.05 is considered statistically significant.
  2. * ADC:adenocarcinoma, BAC:bronchioloalveolar carcinoma.