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. Author manuscript; available in PMC: 2009 Jul 8.
Published in final edited form as: Am J Gastroenterol. 2009 Mar 17;104(4):912–919. doi: 10.1038/ajg.2009.13

Table 4. Report of Outcome Measure at Baseline.

IBS-AR* IBS-QOL*
IBS Severity
(IBS-SSS 0-500)		 N (0-100 scale)
% CI Mean CI
Mild (mean 157.2; CI 153.1 -161.2) 23 39.1 19.2, 59.0 67.1 58.0, 76.2
Moderate (mean 241.0: CI 235.7 -246.4) 170 36.5 29.2, 43.8 80.4 76.9, 84.0
Severe (mean 356.5; CI 348.2 – 364.8) 96 10.4 4.3, 16.5 94.5 89.0, 99.9
Total 289 28.0 22.8, 33.2 84.0 81.0, 87.0
*

Difference between three severity levels at P<0.001