TABLE 2:

Results of multivariate logistic regression modeling and model selection. Clinical and demographic variables refer to lifetime number of episodes. NOS = not otherwise specified, GI = gastrointestinal, MS = musculoskeletal.

	Factors	Odds Ratio	95% CI	P-Value
	Baseline (Intercept)	0.05	(0.02, 0.12)	<0.001
Diagnoses	Colitis, NOS	54.13	(15.56, 241.81)	<0.001
	GI adenocarcinoma	41.72	(8.47, 270.88)	<0.001
	Endometriosis	26.45	(1.83, 746.88)	0.02
Clinical problems	MS abnormalities	9.40	(2.95, 58.76)	<0.01
	Trauma/wounding	1.52	(1.05, 2.27)	0.03
	GI, diarrhea	1.24	(1.00, 1.63)	0.08
	GI, other	0.44	(0.17, 0.87)	0.049
Demographic variables	Pregnancies	1.28	(1.10, 1.51)	<0.01