Acute cholangitis: Does malignant biliary obstruction vs choledocholithiasis etiology change the clinical presentation and outcomes?

Table 3 Primary and secondary outcomes

Variables1	Overall cases (n = 512)			Propensity-score matched cases (n = 110)
	MBO group (n = 56)	CBDS group (n = 460)	P value	MBO group (n = 55)	CBDS group (n = 55)	P value
30-d mortality, n (%)	3 (5.4)	3 (0.7)	0.019	2 (3.6)	0	0.495
ICU admission, n (%)	7 (12.5)	22 (4.8)	0.028	7 (12.7)	3 (5.5)	0.185
LOHS (d)1	16.5 (9.8-34.8)	7 (5-9)	< 0.001	16 (9-37)	8 (6-11)	< 0.001
30-d readmission, n (%)	13 (23.2)	37 (8.0)	< 0.001	13 (23.6)	6 (10.9)	0.077

¹Data are presented as medians (interquartile ranges) for continuous variables and as n (%) for categorical variables.

MBO: Malignant biliary obstruction; CBDS: Common bile duct stones; ICU: Intensive care unit; LOHS: Length of hospital stay.