Copyright
©The Author(s) 2003.
World J Gastroenterol. Jan 15, 2003; 9(1): 99-103
Published online Jan 15, 2003. doi: 10.3748/wjg.v9.i1.99
Published online Jan 15, 2003. doi: 10.3748/wjg.v9.i1.99
age | male | female | ||
case | control | case | control | |
30- | 3 | 15 | 7 | 35 |
35- | 9 | 49 | 3 | 15 |
40- | 14 | 69 | 3 | 19 |
45- | 11 | 52 | 14 | 66 |
50- | 21 | 110 | 14 | 78 |
55- | 24 | 114 | 22 | 104 |
60- | 11 | 57 | 13 | 63 |
65- | 11 | 54 | 3 | 15 |
70- | 2 | 10 | 5 | 26 |
75- | 2 | 10 | 3 | 14 |
80- | 0 | 0 | 1 | 5 |
Total | 108 | 540 | 88 | 440 |
- Citation: Chen K, Cai J, Liu XY, Ma XY, Yao KY, Zheng S. Nested case-control study on the risk factors of colorectal cancer. World J Gastroenterol 2003; 9(1): 99-103
- URL: https://www.wjgnet.com/1007-9327/full/v9/i1/99.htm
- DOI: https://dx.doi.org/10.3748/wjg.v9.i1.99