Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Jul 14, 2015; 21(26): 8103-8109
Published online Jul 14, 2015. doi: 10.3748/wjg.v21.i26.8103
Table 1 Baseline characteristics of three irritable bowel syndrome-subtypes n (%)
Baseline characteristicsIBS-CIBS-DIBS-MP value
(n = 54)(n = 56)(n = 121)
Age (yr) (mean ± SD)45.4 (16.0)42.8 (15.3)41.3 (14.9)0.250
Gender
Male7 (13.0)5 (9.8)36 (29.8)0.0021
Female47 (87.0)51 (90.2)85 (70.2)
1There was significant difference between gender distribution of irritable bowel syndrome (IBS)-mixed (IBS-M) vs IBS-constipation (IBS-C) (P = 0.02) and IBS-M vs IBS- diarrhea (IBS-D) (P = 0.002).
Table 2 Irritable bowel syndrome specific quality of life subscale scores among three irritable bowel syndrome subtypes
IBS-QOL subscaleIBS-C (n = 54)IBS-D (n = 56)IBS-M (n = 121)ANOVA F-test
P value
Interference with activity82.3 (74.1-90.6)59.6 (51.4-67.7)61.6 (56.3-66.9)< 0.0011
Social reaction80.0 (72.1-87.7)70.7 (63.0-78.4)66.1 (61.1-71.1)0.0082
Food Avoidance61.1 (50.8-71.3)45.0 (34.8-55.2)47.2 (40.7-53.7)0.0203
Relationships84.7 (77.2-92.2)75.4 (67.9-83.0)73.3 (68.4-78.2)0.0304
Dysphoria69.2 (60.0-78.4)57.1 (47.9-66.4)58.0 (51.9-64.0)0.060
Health worry64.3 (56.3-72.3)60.9 (53.0-68.9)57.3 (52.1-62.4)0.280
Sexual73.9 (63.7-84.1)74.6 (64.6-84.7)68.8 (62.3-75.3)0.500
Body Image69.2 (61.2-77.2)66.0 (58.1-73.9)64.9 (59.7-70.1)0.631
Total74.5 (66.9-82.1)61.6 (54.0-69.1)63.0 (58.1-68.0)0.0105
All the results of mean irritable bowel syndrome (IBS) - quality of life scores and its subscales are compared after controlling for age and gender.
1IBS-constipation (IBS-C) vs diarrhea (IBS-D) (P < 0.001) and IBS-C vs IBS-mixed (IBS-M) (P < 0.001) by Bonferroni test;
2IBS-C vs IBS-M (P = 0.005) by Bonferroni test; IBS-C vs IBS-D (P = 0.04) and IBS-C vs IBS-M (P = 0.04) by Bonferroni test; IBS-C vs IBS-M (P = 0.02) by Bonferroni test;
5IBS-C vs IBS-D (P = 0.03) and IBS-C vs IBS-M (P = 0.02) by Bonferroni test. IBS-QOL: Irritable bowel syndrome specific quality of life.