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Table 2 Characteristics of patients with stage IA non–small-cell lung cancer > 1 to 2 cm

From: Surgical choice for patients with stage I non-small-cell lung cancer ≤2 cm: an analysis from surveillance, epidemiology, and end results database

Characteristic Lobectomy (N = 10,005) Segmentectomy (N = 757) Wedge resection (N = 2804) P
Age     < 0.001
 < 60 y 2244 (22) 140 (19) 466 (17)  
 60–74 y 5695 (56) 395 (52) 1474 (52)  
 ≥ 75y 2066 (21) 222 (29) 864 (31)  
Gender     0.175
 Male 4213 (42) 295 (39) 1198 (43)  
 Female 5792 (58) 462 (61) 1606 (57)  
Race
 White 8103 (81) 629 (83) 2334 (83) < 0.001
 Black 751 (7) 64 (9) 227 (8)  
 Hispanic 446 (5) 32 (4) 109 (4)  
 Asian 638 (6) 31 (4) 118 (4)  
 Other 67 (1) 1(0) 16 (1)  
Side     < 0.001
 Left 3890 (39) 360 (48) 1228 (44)  
 Right 6115 (61) 397 (52) 1576 (56)  
Location     < 0.001
 Upper 6322 (63) 438 (58) 1831 (65)  
 Middle 660 (7) 20 (3) 123 (4)  
 Lower 3023 (30) 299 (39) 850 (30)  
Grade     < 0.001
 Grade I 2273 (23) 177 (23) 615 (22)  
 Grade II 4561 (45) 346 (46) 1169 (42)  
 Grade III 2384 (24) 166 (22) 736 (26)  
 Grade IV 115 (1) 6 (1) 48 (2)  
 Unknow 672 (7) 62 (8) 236 (8)  
Histology     < 0.001
 sq 2000 (20) 174 (23) 707 (25)  
 ad 6074 (61) 432 (57) 1489 (53)  
 BAC 995 (10) 90 (12) 273 (10)  
 Large cell 211 (2) 15 (2) 92 (3)  
 Other 725 (7) 46 (6) 243 (9)  
  1. Abbreviations: sq. Squamous cell carcinoma, ad Adenocarcinoma, BAC Bronchoalveolar carcinoma