Table 2.

Patient characteristics: survivors vs non-survivors

Variable	Survivors	Non-survivors	t value	p value
	(n = 75)	(n = 83)
	(Mean ± SD)	(Mean ± SD)
Age (years)	47.01 ± 15.78	50.08 ± 17.05	1.17	0.25
SOFA score	7.96 ± 4.21	11.00 ± 3.94	4.66	0.001
APACHE II score	12.89 ± 5.39	17.50 ± 5.94	5.06	0.001
Procalcitonin (ng/ml)	14.14 ± 41.29	21.01 ± 60.35	0.82	0.41
Albumin (mg%)	2.74 ± 0.59	2.61 ± 0.59	1.41	0.16
Creatinine (mg%)	2.17 ± 2.20	2.78 ± 1.97	1.83	0.07
Lactate (mg/dl)	16.66 ± 9.72	24.31 ± 18.41	2.82	0.001
Vitamin D (nmol/l)	43.17 ± 39.22	39.72 ± 29.31	0.63	0.53
Pre-ICU hospital stay (days)	6.0 ± 6.02	10.67 ± 14.54	2.59	0.01
ICU length of stay	19.03 ± 20.98	14.90 ± 15.75	1.40	0.16
Days of MV	10.05 ± 19.55	15.99 ± 13.49	2.23	0.03

MV mechanical ventilation.