Table 3 Clinical and demographical characteristics of collected samples from normal, pre-neoplastic lesions, and colon cancer African American patients included in the GPNMB IHC TMA study
From: GPNMB methylation: a new marker of potentially carcinogenic colon lesions
Type | Normal (n = 30) | Pre-neoplastic lesions (n = 72) | Cancer (n = 43) | P value |
|---|---|---|---|---|
Mean age (SD) | 62.7 (14.6) | 59.0 (8.9) | 66.3 (13.2) | P = 0.06 |
Gender (%) | ||||
 Male | 13(43) | 38(53) | 21(49) |  |
 Female | 17(57) | 34(47) | 22(51) | P = 0.7 |
Location (%) | ||||
 Proximal |  | 36 (56) | 14(35) |  |
 Distal |  | 28 (44) | 26(65) | P = 0.035 |