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Table 1 Baseline characteristics of colorectal cancer cases and their matched cancer-free controls

From: A steep increase in healthcare seeking behaviour in the last months before colorectal cancer diagnosis

Characteristics Colorectal cancer cases Cancer-free control population
N = 6,087 N = 24,348
Gender, n (%)
 Male 3,434 (56) 13,736 (56)
 Female 2,653 (44) 10,612 (44)
Age at index date
  < 44 79 (1) 316 (1)
 45–54 493 (8) 1,972 (8)
 55–64 1,405 (23) 5,620 (23)
 65–74 2,208 (36) 8,832 (36)
 75–84 1,652 (27) 6,608 (27)
  ≥ 85 250 (4) 1,000 (4)
 Mean ± SD 68.7 ± 10.0 68.7 ± 10.0
Year of diagnosis
 2007–2009 1,495 (25) 5,980 (25)
 2010–2012 2,451 (40) 9,804 (40)
 2013–2014 2,141 (35) 8,564 (35)
Duration of history available (years)
 Mean (± SD) 4.7 ± 2.3 4.7 ± 2.3
Tumour site
 Colon 4,042 (66) NA
  Proximal 1,910 (31) NA
  Distal 2,022 (33) NA
  Unspecified 110 (2) NA
 Rectum 1,926 (32) NA
 Rectosigmoid 119 (2) NA
Tumour stage
 I 1,171 (19) NA
 II 1,631 (27) NA
 III 1,884 (31) NA
 IV 1,242 (20) NA
 Unknown 159 (3) NA
  1. SD Standard deviation, NA Not applicable