Table 2.

The regression estimates table for predictors of delirium.

Covariates	Main Terms Model			Interaction Model
	OR	95% CI	p-Value	OR	95% CI	p-Value
COVID-19 status	0.588	0.135–2.565	0.479
Patient age, per 5 years increase	1.195	0.947–1.507	0.133	1.151	0.908–1.459	0.244
Gender	3.081	0.908–10.452	0.071	3.329	0.945–11.723	0.061
ICU length of stay, per 5 days	1.261	0.965–1.648	0.090	1.164	0.897–1.511	0.253
1 Indicator for excessive sedation	5.965	1.758–20.240	0.004
2 Interaction term						0.012
Excessive sedation				0.627	0.019–21.043	0.794
ARDS_COVID-19				0.078	0.003–2.438	0.146
Excessive sedation*COVID-19 status				16.903	0.327–872.697	0.160
n	73			73

Legend: ARDS, acute respiratory distress syndrome; ICU, intensive care unit; CI, confidence interval.