Table 5.

Correlation of B12, ROS and CRP values with the analyzed biochemical parameters.

Test	Non-COVID		COVID
	ROS (r +/−)	B12 (r +/−)	ROS (r +/−)	B12 (r +/−)	CRP (r +/−)
Ferritin	0.168	0.377	0.272	0.067	0.415
Β12	−0.004	1.000	0.062	1.000	0.038
sAST	0.054	0.266	0.241	0.131	0.197
sALT	0.037	0.340	0.031	0.136	0.074
Glucose	0.021	0.166	−0.028	−0.0004	0.112
Urea	0.206	0.396	0.166	0.086	0.130
Creatinine	0.157	0.048	−0.008	0.111	0.050
CRP	0.039	0.105	0.324	0.038	1.000
Ca	−0.0001	0.038	−0.279	−0.166	−0.299
P	0.202	0.028	0.054	0.131	0.058
Potassium	−0.441	−0.040	−0.028	−0.110	0.056
Sodium	−0.044	0.007	0.203	0.123	0.145
T.P	0.019	−0.173	−0.307	−0.082	−0.154
Albumin	−0.157	−0.302	−0.457	−0.230	−0.169
T. Cholesterol	0.043	−0.054	−0.480	−0.070	−0.193
Triglycerides	0.115	0.229	−0.116	−0.185	−0.002
ROS		−0.004		0.062	0.324