Table 3.

Multivariate analysis of the causes associated with the response and resolution of delirium

Causes	Resolution			Improvement
	Adjusted OR	95% CI	P‐value	Adjusted OR	95% CI	P‐value
Opioids	0.94	0.59‐1.49	.79	0.86	0.53‐1.40	.54
Drugs other than opioids	1.19	0.68‐2.08	.54	1.28	0.72‐2.28	.40
Dehydration	0.34	0.15‐0.76	.009	0.54	0.25‐1.19	.129
Respiratory infection	1.01	0.48‐2.13	.98	0.99	0.46‐2.14	.97
Nonrespiratory infection	1.38	0.80‐2.37	.25	1.18	0.67‐2.06	.57
Organic damage to the central nervous system	0.25	0.10‐0.60	.002	0.28	0.12‐0.69	.005
Hypoxia	0.29	0.14‐0.61	.001	0.39	0.19‐0.83	.015
Hepatic failure	0.65	0.34‐1.25	.165	0.73	0.37‐1.44	.36
Renal failure	0.76	0.35‐1.66	.49	0.59	0.25‐1.42	.24
Hypercalcemia	0.59	0.19‐1.86	.36	1.07	0.37‐3.13	.90
Hyponatremia	0.42	0.14‐1.30	.13	0.54	0.17‐1.65	.28
DIC	0.57	0.07‐4.74	.60	0.78	0.09‐6.49	.82

Abbreviations: CI, confidence interval; DIC, disseminated intravascular coagulation; OR, odds ratio.