Table 4.

Post-LTx Complications Stratified by Recipient Acuity

Complication	Highest LAS Quartile (n=1,874)	Ventilatory Support (n=526)	ECMO Support (n=122)	P-value*
Length of stay (days)	17 [11-30]	30 [19-50]	32 [16.5-60]	<0.001a,b
Drug-treated infection, n (%)	144/279 (51.6%)	64/92 (69.6%)	9/14 (64.3%)	0.01a
Renal replacement therapy, n (%)	137/1841 (7.4%)	72/526 (13.7%)	42/118 (35.6%)	<0.001a,b,c
Stroke, n (%)	41/1830 (2.2%)	19/523 (3.6%)	3/144 (2.6%)	0.2
Biopsy-proven rejection, n (%)	31/1858 (1.7%)	7/526 (1.3%)	1/122 (0.8%)	0.8

^*P-value represents ANOVA, Wilcoxon rank-sum, chi-square, or Fisher’s exact test as appropriate.

^aCohort 1 significantly different than cohort 2 by post hoc test

^bCohort 1 significantly different than cohort 3 by post hoc test

^cCohort 2 significantly different than cohort 3 by post hoc test