Table 3

OR and 95% CI for the parameters included in the logistic regression model

Characteristic	OR	95% CI	P value
(Intercept)	0.36	0.04 to 2.82	0.330
Age	1.01	0.99 to 1.04	0.197
BMI	1.03	0.97 to 1.10	0.285
Sex
Female	1.00	—
Male	2.39	1.19 to 4.97	0.017**
ICD-10 based categories*
Periodontitis	1.00	—
Ulcerative colitis	2.05	0.45 to 10.10	0.360
Duodenitis	2.46	0.59 to 11.00	0.224
Appendicitis	2.50	0.59 to 11.40	0.222
Colostomy	2.69	0.57 to 13.60	0.216
Crohn’s disease	4.67	1.06 to 23.20	0.048**
Ileostomy	6.19	1.58 to 27.00	0.011**
Eosinophilic esophagitis	8.16	1.58 to 49.80	0.016**
Jejunostomy	12.70	2.71 to 71.60	0.002**
Food malabsorption	18.00	3.09 to 160.00	0.003**
Total IgG status
Normal	1.00	—
Profoundly or significantly reduced	0.09	0.02 to 0.33	<0.001**
Mild-moderately reduced	0.33	0.15 to 0.70	0.005**
Elevated	4.09	0.59 to 83.10	0.219
Total IgA status
Normal	1.00	—
Deficient	1.38	0.11 to 33.90	0.819
Reduced	0.33	0.06 to 1.87	0.198
Elevated	0.41	0.16 to 1.05	0.064