Table 4.

Binary and multinomial logistic (stage at CP) regression to identify risk factors for longer hospital stay (≥ 14 days).

Demographics	UKD Cohort		LEOSS CP Cohort
	OR	95% CI forOR	OR	95% CI forOR
	Longer hospital stay
Stage at first CP
UC	1.65	0.42–6.46	1.1	0.47–2.59
CO	5.00*	1.44–17.24	1.6	0.80–3.07
CR	1.09	0.48–2.47	7.9***	4.22–14.8
Reduced kidney function	0.75	0.48–1.19	2.39	0.89–6.43
Immunosuppression	2.28	0.57–8.14	0.94	0.37–2.38
Age	1.01	0.77- 1.78	1.09	0.83–1.44