Table 3.

The early outcomes of patients with and without POD.

	Delirium group (n = 73)	Non-delirium group (n = 228)	Mean difference	95% CI	P-value
Post-operative ICU LOS, days	11.52 ± 10.14	7.22 ± 8.17	4.30 ± 1.19	1.97–6.64	<0.001
Post-operative hospital LOS, days	23.99 ± 16.18	18.91 ± 13.00	5.08 ± 1.86	1.41–8.47	0.007
Hospital costs, thousand dollars	48.82 ± 23.95	37.66 ± 17.12	11.16 ± 2.55	6.14–16.19	<0.001
In-hospital mortality, n (%)	5 (6.85)	11 (4.82)	2.03%	0.044–0.085	0.502

Data presented as mean ± SD for continuous variables and percentage for discontinuous variables. LOS, length of stay; ICU, intensive care unit.