Table 2 The laboratory variables according to COVID-19 infection severity in COVID-19 patients’ group (n = 140)

Lymphocytes (%) Median (Min. – Max.)

8.0 (2.0 – 30.0)

11.0 (3.0 – 45.8)

U= 2551.5

0.017*

NLR Median (Min. – Max.)

10.10 (2.40 – 47.50)

8.0 (1.10 – 31.67)

U= 1579.5

0.039*

D-dimer (ng/ml) Median (Min. – Max.)

1200 (100 – 10000)

624.83 (100 – 10000)

U=1502.5

0.016*

Ferritin (ng/ml) Median (Min. – Max.)

339.90 (46.7 – 870)

234.0 (8.0 – 813.0)

U=1382.5

0.003*

CRP (mg/l) Median (Min. – Max.)

115.7 (35 – 200)

57.0 (4.4 – 297.0)

U=1087.5

<0.001*

LDH (u/l) Median (Min. – Max.)

327 (131 – 765)

267 (27 – 1304)

U=1550.5

0.028*

Serum Vit. D level Median (Min. – Max.)

4.40 (31 – 9.1)

5.1 (2.1 – 13.0)

U=2570.0

0.013*