Table 1 Characteristics of the study population.
From: Promoter polymorphisms of DNMT3B and the risk of colorectal cancer in Chinese: a case-control study
Variables | Case (n = 137) | Control (n = 308) |
|---|---|---|
Ages (years)* | 65 | 71 |
Sex | Â | Â |
   Male | 91 | 206 |
   Female | 46 | 102 |