Table 1.

Differences between subjects who experienced delirium compared with patients without delirium

	Patients with delirium	Patients without delirium	p value
	14	42
Age (years)	84.29 ± 7.45	70.98 ± 14.86	0.002
Sex male	5 (38.5)	14 (33.3)	0.73
LMWH	4 (28.6)	30 (71.4)	0.004
Antibiotics	0 (0.0)	4 (9.5)	0.56
Hydroxychloroquine	3 (21.4)	7 (16.7)	0.70
Other drugs	2 (14.3)	16 (38.1)	0.10
Neurological signs	3 (21.4)	10 (23.8)	0.85
Myalgia	0 (0.0)	4 (9.5)	0.56
Neuropathy	0 (0.0)	3 (7.1)	0.57
Vertigo	1 (7.1)	1 (2.4)	0.44
Comorbidities	2.93 ± 1.40	1.69 ± 1.66	0.02
Comorbidities (≥ 2)	12 (85.7)	17 (40.5)	0.003
4AT	8.21 ± 3.66	0.79 ± 1.68	< 0.001
CAM-ICU	3.79 ± 0.43	0.48 ± 0.83	< 0.001

Data were reported as mean ± SE for continuous variables and as absolute number (percentage) for categorical and ordinal variables. Significant differences are highlighted in italicized character

LMWH low molecular weight heparin, 4AT assessment test for delirium and cognitive impairment, CAM-ICU Confusion Assessment Method for the Intensive Care Unit