Incidence, Associated Factors, and Outcome of Delirium among Patients Admitted to ICUs in Oman

Table 3

Results of a point-biserial correlation test between delirium and continuous variables (n = 153)

Continuous variables	point-biserial correlation	value
Age	−0.111	0.173
Comorbidity	0.040	0.623
APACHE II score	0.439	<0.01
SOFA score	0.354	<0.01
Sedation	0.193	0.017
Bilirubin	0.067	0.407
Creatinine	0.198	0.014

Continuous variable N pbis Mean (SD) value. Age (years) 245 0.22 58.0 (10.5) < 0.05. Aortic cross clamp duration (minutes) 238 0.11 60.8 (27) > 0.05. Cardiopulmonary bypass pump duration (minutes) 238 0.07 96.7(33.9) > 0.05. Intraoperative crystalloids (mL) 245 0.02 2042.8 (241.9) > 0.05. Intraoperative blood/products (mL) 245 0.08 71.8 (305.7) > 0.05. Duration of surgery (minutes) 245 0.14 257.4 (63.6) < 0.05.