Table 1 Clinicopathological and demographic data

From: DNA demethylation in normal colon tissue predicts predisposition to multiple cancers

  694 CC patients a 270 right-side CC patients b Controls CC patients Single tumor Synchronous tumors Metachronous tumors
Age 65.5±11.2 67.5±10.9 64.3±8.2 69.3±8.3 68.3±8.7 70.9±8.5 74.6±7.6
Gender
 Female 265 122 4 53 40 8 5
 Male 426 147 7 46 35 6 5
Location
 Right 270 Cecum 14 NA 13 9 3 1
 Left 422 Ascending 62   60 49 7 4
   Transverse 27   26 17 4 5
Stage c
 I 96 46 NA 23 19 3 1
 II 200 96   54 43 4 7
 III 193 82   22 13 7 2
 IV 62 27   0 0 0 0
MSI
 MSS NA NA NA 75 56 12 7
 MSI      24 19 2 3
Follow-upd (interval in months) NA NA n=79 (28–100) n=69 (6–100) NA n=10 (6–83)
  1. Abbreviation: NA, not applicable.
  2. More details on the recruitment of cases for the study are provided in Materials and methods (patients and samples) and Figure 1.
  3. a Numbers do not add because there were cases without information: 3 for gender, 2 for location and 143 for stage.
  4. b Similarly, 1 case had no information for gender, 167 for the precise location in the right colon and 19 for stage.
  5. c Stages I, II, III and IV refer to Dukes’ A, B, C and D.
  6. d Mean follow-up was 24 months.