Table 2.

Univariate and multivariate analysis of variables related to diarrhea.

Characteristic	Univariate analysis	Multivariate analysis
	Odds Ratio (95% CI)	p value	Odds Ratio (95% CI)
Sex
Male	Reference		Reference
Female	1.136(0.570,2.270)	0.719	0.812(0.286,2.305)
Age
< 70	Reference		Reference
≥ 70	2.240(1.110,4.520)	0.025	0.756(0.269,2.123)
Liquid preservation
Low temperatures	Reference		Reference
Normal temperatures	0.863(0.414,1.799)	0.694	0.851(0.288,2.513)
Infusion duration
> 12 h	Reference		Reference
≤ 12 h	1.130(0.564,2.274)	0.727	0.296(0.094,1.927)
Pipeline assessment
Yes	Reference		Reference
No	3.807(1.702,7.643)	<0.001	1.201(0.932,2.143)
Heating during infusion
Yes	Reference		Reference
No	3.188(1.853,6.722)	<0.001	2.135(1.716,5.851)
Infusion rate
Uniform velocity	Reference		Reference
Non-uniform velocity	1.721(1.136,3.890)	<0.001	1.112(0.223,5.543)
Post-infusion rounds
Yes	Reference		Reference
No	2.260(1.454,5.075)	<0.001	0.365(0.015,8.843)
Oral care
Yes	Reference		Reference
No	1.350(1.115,1.894)	<0.001	1.125(1.025,1.652)

The bold values were statistically significant.