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. Author manuscript; available in PMC: 2013 Feb 11.
Published in final edited form as: Dig Dis Sci. 2008 Nov 1;54(7):1542–1549. doi: 10.1007/s10620-008-0516-3

Table 1.

Comparisons of Demographic and IBS Characteristics of Men, Menstruating Women, and Postmenopausal Women with Irritable Bowel Syndrome

Men (n=31) Menstruating Women (n=89) Postmenopausal Women (n=66) p-valuea
  N (%)
Married/partnered 19 (59%) 30 (34%) 33 (50%) .020
Work full time 19 (59%) 45 (51%) 23 (35%) .042
Education – college grad 25 (78%) 55 (62%) 43 (65%) NS
Professional job 12 (41%) 37 (43%) 29 (46%) NS
Race white 25 (89%) 75 (88%) 58 (84%) NS
Family income > $40,000 18 (56%) 47 (53%) 44 (67%) NS
Predominant bowel pattern .171
 Constipation 4 (12%) 17 (19%) 20 (30%)
 Diarrhea 20 (62%) 44 (49%) 30 (46%)
 Alternating 7 (22%) 23 (26%) 11 (17%)
  Mean (SD)
Age 41.2 (13.8) 32.9 (9.3) 58.4 (5.3) <.001
Age IBS pain began 30.5 (13.6) 21.1 (9.6) 33.0 (15.5) <.001
Years since IBS pain began 11.2 (8.8) 11.9 (9.5) 25.4 (15.5) <.001
BMI 25.5 (4.6) 24.7 (6.5) 26.4 (6.8) NS
BSI – GSI 0.44 (0.51) 0.46 (0.37) 0.49 (0.29) NS
BSI – depression 0.44 (0.51) 0.48 (0.57) 0.43 (0.41) NS
BSI – anxiety 0.62 (0.75) 0.56 (0.52) 0.63 (0.51) NS
NS = not significant, p>.20
a

p-values compare the three groups, based on Chi-square test or ANOVA.