Thrombophilic Risk of Factor V Leiden, Prothrombin G20210A, MTHFR, and Calreticulin Mutations in Essential Thrombocythemia Egyptian Patients

Table 5

Percentage of factor V Leiden, prothrombin gene, and MTHFR mutations in patients with cardiovascular risk factors versus the patients with noncardiovascular risk factors group.

		CVS risk factors
		With risk factors		Without risk factors
		Count	%	Count	%
Factor V Leiden	Normal	39	59.1	27	40.9	0.5
	Heterozygous	27	50.0	27	50.0
Prothrombin gene mutation	Normal	48	51.6	45	48.4	0.4
	Heterozygous	18	66.7	9	33.3
MTHFR mutation	Normal	21	77.8	6	22.2	0.6
	Heterozygous	33	52.4	30	47.6
	Homozygous	12	40.0	18	60.0