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Table 1 Age, gender, location of the tumours and TNM classification;

From: The impact of age on post-operative outcomes of colorectal cancer patients undergoing surgical treatment

  Group1 (age ≥ 75 years; n = 154) Group2 (age <75 years; n = 532) p
Median age 80.7 ± 4.7 58.29 ± 9.9 0,02
Gender    
Male 73 270 0.5
Female 81 262  
Location    
Rectum 65(42%) 212 (39.8%) 0.45
Colon 88 (58%) 319 (60%)  
sigmoid 42 (27%) 170 (32%) 0.24
descendens 3 (2%) 17 (3%) 0.4
left angle 5 (3.2%) 12 (2.2%) 0.5
transversum 2 (1.2%) 48 (9%) 0.001
   Right colon: 36 (23%) 72 (13.5%) 0.04
right angle 7 (4.5%) 18 (3%) 0.5
ascendens 19 (14%) 35 (6.5%) 0.02
caecum 10 (6.4%) 19 (4%) 0.1
TNM stage    
   T3–4 464 (87%) 129 (83.7%) 0.2
   N+ 62 (40%) 193 (36%) 0.02
   M+ 40 (25%) 127 (23%) 0.4