Table 1.

Demographic characteristic of the patients

Variable	Immediate delirium (N=59)	Delayed delirium (N=51)	p-value
Age	81.5±5.8	81.3±5.6	0.043
Male	8 (13.6)	8 (15.7)	0.414
Body mass index	21.9±4.1	21.8±3.6	0.784
Hypertension	37 (62.7)	32 (62.7)	1.000
Diabetes	12 (20.3)	13 (25.5)	0.627
Previous stroke	10 (16.9)	12 (23.5)	0.663
Previous dementia	12 (20.3)	9 (17.6)	0.046
Previous parkinsonism	3 (5.1)	6 (11.8)	0.005
Depression	6 (10.2)	2 (3.9)	0.069
Atrial fibrillation	6 (10.2)	0 (0.0)	0.084
Coronary artery disease	2 (3.4)	3 (5.9)	0.660
Chronic kidney disease	2 (3.4)	5 (9.8)	0.192
Chronic lung disease	1 (1.7)	4 (7.8)	0.283
Current smoker	12 (20.3)	5 (9.8)	0.281
Heavy drinker	11 (18.6)	7 (13.7)	0.694

Notes: Data were presented as mean ± standard deviation or number (%). p-values in bold indicate statistical significance.