Clinical Research
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 14, 2006; 12(14): 2229-2234
Published online Apr 14, 2006. doi: 10.3748/wjg.v12.i14.2229
Table 3 Demographic characters of patients and controls
PatientsControlsχ2P
n (%)n (%)
Age (yr)
Male ≤ 5016(20.8)36(31.9)
50-5917(22.1)27(23.9)3.65830.1606
≥ 6044(57.1)50(44.3)
Female ≤ 509(21.428(29.5)
50-598(19.1)26(27.4)3.12970.2091
≥ 6025(59.5)41(43.2)
Gender Male77(64.7)113(54.3)
Female42(35.3)95(45.7)3.34960.0672
Marriage status
Married115(96.6)183(87.9)
Divorced0(0)7(3.4)
Widowed4(3.4)16(7.7)8.0930.082
Separated0(0)1(0.5)
Spinsterhood0(0)1(0.5)