Table 4.

Univariable logistic regression analysis of colonization of gut pathogens in the oropharyngeal swabs during hospitalization in 119 subjects with a normal microbiota at admission

Variable	n	OR (95% CI)	P value
Age, years		0.99 (0.96–1.02)	0.426
≤70	57	0.91 (0.33–2.47)	0.846
>70	62
Gender
Female	58	1.23 (0.45–3.36)	0.693
Male	61
Smoker
No	86	0.71 (0.22–2.34)	0.572
Yes	33
Alcohol consumption
No	46	2.49 (0.77–8.10)	0.129
Yes	73
Physical fitness
No	39	1.32 (0.43–4.01)	0.625
Yes	80
Body mass index
≤35	108	2.32 (0.55–9.76)	0.249
>35	11
Diabetes
No	97	2.66 (0.87–8.11)	0.086
Yes	22
Cortisone treatment
No	104	2.34 (0.65–8.37)	0.192
Yes	15
Proton pump inhibitor medication
No	80	4.10 (1.44–11.6)	0.008
Yes	39
Antibiotics before hospitalization
No	109	4.52 (1.13–18.1)	0.033
Yes	10
Lung disease at admission
No	95	1.16 (0.34–3.90)	0.814
Yes	24
Acute admission
No	38	0.23 (0.082–0.66)	0.006
Yes	81
Antibiotics during hospitalization
No	59	2.21 (0.77–6.34)	0.141
Yes	60
Abdominal surgery
No	92	1.90 (0.64–5.67)	0.247
Yes	27