Association of Lower Antispike Antibody Levels with Mortality in ICU Patients with COVID-19 Disease

Table 1

Comparison of demographic parameters and clinical outcome between vaccinated and unvaccinated by using t test and chi square test.

	Vaccinated (n = 90)	Unvaccinated (n = 329)	-value
Age (years)	61.9 ± 1.28	54.4 ± 0.78	0.001^∗
Body mass index	27.3 ± 2.68	25.7 ± 0.23	0.005^∗
Gender (male)	60 (66.7%)	233 (70.8%)	0.453
Diabetes mellitus	54 (60%)	190 (57.8%)	0.704
Hypertension	59 (65.6%)	190 (57.8%)	0.18
Coronary artery disease	13 (14.4%)	56 (17%)	0.555
Thyroid	11 (12.2%)	43 (13.1%)	0.818
Rheumatological disease	0 (0%)	4 (1.2%)	0.298
Chronic liver disease	0 (0%)	9 (2.7%)	0.114
Bronchial asthma	5 (5.6%)	15 (4.6%)	0.697
Chronic obstructive pulmonary disease	2 (2.2%)	3 (0.9%)	0.313
Chronic kidney disease	10 (11.1%)	66 (20.1%)	0.05
Previous stroke	2 (2.2%)	1 (0.3%)	0.057
Outcome
Death	31 (34.4%)	152 (46.2%)	0.046^∗
Alive	59 (65.6%)	177 (53.9%)
Hospital length of stay	17.3 ± 1.25	13.6 ± 0.47	0.001^∗

Values are presented as Mean ± Standard Error and (%) as required. ^∗ value < 0.05 is statistically significant.