Table 4.

Logistic regression for mortality.

Parameter	Category	Univariate			Multivariate
		OR	95% CI	p value	OR	95% CI	p value
Gender	Male	0.26	0.07–0.93
	Female	0.44	0.18–1.10	0.08	0.74	0.25–2.21	0.59
Age (years)	18–39	0.03	0.01–0.11
	40–59	1.91	0.36–10.13	0.45	1.03	0.16–6.56	0.98
	60–79	1.75	0.31–9.86	0.52	0.45	0.04–4.67	0.50
	≥80	11.83	2.51–55.74	<0.01∗	3.71	0.37–36.97	0.26
Hypertriglyceridaemia	No	0.09	0.05–0.14	<0.01∗
	Mild	0.52	0.11–2.34	0.40	0.43	0.05–4.03	0.46
	Moderate-Severe	1.31	0.42–4.11	0.65	4.08	0.89–18.58	0.07
Gallstones	No	0.10	0.07–0.20
	Yes	0.50	0.21–1.19	0.12	0.62	0.18–2.09	0.44
Duct anomaly	No	0.08	0.05–0.12
	Yes	13.29	1.78–99.11	0.01∗	6.27	0.41–96.06	0.19
APACHE II score	0–8	0.05	0.02–0.12
	≥9	1.10	0.99–1.23	0.08	1.00	0.99–1.34	0.07

∗ indicates statistically significant differences (p < 0.05).