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. 2020 Oct;12(10):5925–5933. doi: 10.21037/jtd-20-1530

Table 2. Baseline demographics and clinical characteristics for high grade (p)T1N0 (≤2 cm) NSCLC and comparison between segmentectomy and lobectomy groups for propensity matched cohort.

Characteristics Lobectomy Segmentectomy P value
Age, mean (years) 68.75 69.25 0.62
Sex, n (%) 0.07
   Male 133 (41.6) 156 (48.8)
   Female 187 (58.4) 164 (51.3)
Race, n (%) 0.35
   White 292 (91.3) 286 (89.4)
   Black 15 (4.7) 25 (7.8)
   Asian 10 (3.1) 7 (2.2)
   Other 3 (0.9) 2 (0.6)
Marital status, n (%) 0.6
   Single 24 (7.5) 35 (10.9)
   Married 176 (55.0) 177 (55.3)
   Divorced 44 (13.8) 42 (13.1)
   Widowed 61 (19.1) 50 (15.7)
   Separated 3 (0.9) 1 (0.3)
   Unknown 12 (3.8) 15 (4.7)
Tumor histology, n (%) 0.66
   Squamous cell carcinoma 112 (35) 119 (37.2)
   Adenocarcinoma 153 (47.8) 148 (46.3)
   Large cell carcinoma 25 (7.8) 19 (5.9)
   Neuroendocrine 2 (0.6) 5 (1.6)
   Other 28 (8.8) 29 (9.1)
Tumor grade, n (%) 0.56
   Poorly differentiated, grade III 308 (96.3) 305 (95.3)
   Undifferentiated, grade IV 12 (3.8) 15 (4.7)
(p)T stage, n (%) 0.83
   (p)T1a 47 (14.7) 49 (15.3)
   (p)T1b 273 (85.3) 271 (84.7)
Tumor size, mean (mm) 15.03 14.65 0.28

NSCLC, non-small cell lung cancer.