Colorectal Cancer
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
Table 1 The distribution of subjects by age and sex
agemale
female
casecontrolcasecontrol
30-315735
35-949315
40-1469319
45-11521466
50-211101478
55-2411422104
60-11571363
65-1154315
70-210526
75-210314
80-0015
Total10854088440