Table 4.

Comparison according to genetic (CXCL12 rs2839693) findings of COVID-19 patients

CXCL12 rs2839693	Mild or moderate (n = 156)		Severe or critical (n = 144)		OR (95%CI)	P value*
	No	%	No	%
Genotypes
CC	126	80.8	83	57.6	0.32(0.19–0.54)	& < 0.001*
CT	30	19.2	54	37.5	2.52(1.50–4.25)	& < 0.001*
TT	0	0.0	7	4.9	0.47(0.41–0.53)	&0.005*
CT + TT	30	19.2	61	42.4	3.08(1.84–5.18)	& < 0.001*
Alleles
C	282	90.4	220	76.4	2.91(1.83–4.62)	& < 0.001*
T	30	9.6	68	23.6

^&Fisher’s Exact test. p values represent statistical significance < 0.05

^*Significant. OR Odds ratio. CI confidence interval