Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Jul 14, 2009; 15(26): 3254-3260
Published online Jul 14, 2009. doi: 10.3748/wjg.15.3254
Table 1 Demographic variables for IBS patients and controls
D-IBS (n = 42)C-IBS (n = 24)Controls (n = 52)
Age (mean ± SD)27.0 ± 6.432.5 ± 8.827.3 ± 8.0
Sex (female), n (%)29 (69)16 (67)34 (64)
FBDSI62.8 (23.2)68.4 (25.3)2.1 (4.9)
Self-reported race/ethnicity n (%)
White33 (79)15 (63)43 (83)
Black3 (7)6 (25)3 (6)
Hispanic3 (7)1 (4)3 (6)
Asian3 (7)2 (8)3 (6)
Table 2 HPTh and HPTo for the arm and leg
Groups (n)Threshold (HPTh)
Tolerance (HPTo)
ForearmCalfForearmCalf
Controls (n = 52)43.2 ± 1.845.1 ± 1.748.0 ± 1.848.1 ± 1.4
Diarrhea (n = 42)39.1 ± 3.341.1 ± 4.044.7 ± 3.844.9 ± 2.1
Constipation (n = 24)39.6 ± 3.341.3 ± 3.545.0 ± 3.746.0 ± 3.1
IBS symptom groups
Moderate symptoms (n = 42)41.6 ± 1.743.6 ± 1.947.2 ± 1.647.0 ± 1.3
Severe symptoms (n = 24)35.6 ± 1.536.9 ± 1.640.2 ± 2.142.1 ± 1.6
Table 3 Demographic variable for IBS pain subgroups
Moderate sensitivity (n = 42)High sensitivity (n = 24)
Age (SD)28.7 (7.0)29.1 (7.3)
Sex (female) n (%)30 (71)15 (63)
FBDSI49.3 (9.1)96.4 (8.7)
Range 38-72Range 82-110
Diarrhea subtype n (%)25 (60)17 (41)
Constipation subtype n (%)17 (40)7 (29)
Self-reported race/ethnicity n (%)
White30 (71)18 (37)
Black9 (21)0 (0)
Hispanic1 (2)3 (75)
Asian2 (5)3 (60)