Table 2.

Common Laboratory Findings among COVID-19 Patients as a group and in symptomatic and asymptomatic groups.

Parameter – mean	All patients (N = 82)	Symptomatic patients (N = 37)	Asymptomatic patients (N = 45)	P value
WBC x109 cells/L	5.19	4.86	5.46	0.564
Neutrophils x109 cells/L	2.91	3.77	2.21	0.179
Lymphocytes x109 cells/L	2.39	3.02	1.87	0.275
NLR*	1.51	1.77	1.30	0.091
Platelets x109 cells/L	256.0	247.19	263.24	0.424
ESR mm/hr	26.07	29.06	23.31	0.337
CRP mg/L	1.27	2.19	0.44	0.004
LDH mg/dl	197.95	215.57	182.79	0.016
D-Dimer	0.73	0.78	0.69	0.668
Ferritin ng/mL	339.11	398.98	288.22	0.199
ALT U/L	23.78	27.22	20.94	0.179
AST U/L	21.45	25.69	18.15	0.260
Total Bilirubin mg/dl	8.75	10.52	7.22	0.082
Conjugated Bilirubin mg/dl	4.31	5.16	3.61	0.195
Protein g/dl	74.08	74.21	73.98	0.897
Albumin mg/dl	43.21	42.04	44.14	0.128
ALP IU/L	73.31	72.11	74.29	0.783
Urea mmol/L	5.05	4.85	5.21	0.794
Creatinine umol/L	79.27	97.95	63.92	0.193
PT	16.77	19.58	14.45	0.381
PTT	29.52	30.20	28.95	0.305
INR	1.14	1.35	0.96	0.243
CK U/L	101.19	134.22	72.88	0.053
CKMB U/L	22.04	18.561	25.01	0.287

^*NLR is Neutrophils/Lymphocyte Count Ratio.