Table 2.

Coagulation profile among studied groups (COVID-19 patients vs. controls)

	Patients group (n = 106)	Control group (n = 51)	P value
INR	2.05 ± 0.86	0.96 ± 0.07	0.44
aPPT (s)	35.22 ± 13.65	29.90 ± 12.26	0.01
Fibrinogen (g/l)	3.67 ± 1.48	3.35 ± 0.72	0.15
d-Dimer (mg/l)	14.56 ± 8.98	0.45 ± 0.11	< 0.001
Factor VIII (%)	150.41 ± 91	131.01 ± 70.77	0.19
Von Willebrand factor (%)	236.69 ± 69	127.19 ± 60.67	< 0.001
Protein C (%)	111.90 ± 42.13	108.25 ± 24.39	0.56
Protein S (%)	57.75 ± 30.14	60.45 ± 10.45	0.87
Antithrombin III (%)	106.83 ± 21.55	107.45 ± 19.28	0.86
Lupus anticoagulant-1 (s)	62.90 ± 20.94	29.82 ± 13.45	< 0.001
Lupus anticoagulant-2 (s)	50.20 ± 13.70	36.45 ± 8.23	< 0.001
LA-1/LA-2 ratio	1.23 ± 0.18	1.13 ± 0.34	0.03

Data expressed as mean (SD)

s second, INR international randomized ratio, aPPT activated partial thromboplastin time, LA lupus anticoagulant

P value was significant if  < 0.05