Table 3.

Comparison of GP1bα Genotypes and Alleles between Patients with Negative and Positive JAK2 Mutations in PV, ET and MF Groups

Genotype	PV N=94					ET N=102					MF N=90
	Negative JAK2 N=35		Positive JAK2 N=59		p	Negative JAK2 N=62		Positive JAK2 N=40		p	Negative JAK2 N=33		Positive JAK2 N=57		p
	N	%	N	%		N	%	N	%		N	%	N	%
TT	26	74.3	32	54.2	0.13	42	67.7	31	77.5	0.616	18	54.5	47	82.5	0.005
TC	9	25.7	25	42.4		19	30.6	9	22.5		12	36.4	10	17.5
CC	0	0	2	3.4		1	1.6	0	0		3	9.1	0	0
TT	26	74.3	32	54.2	0.06	42	67.7	31	77.5	0.286	18	54.5	47	82.5	0.004
TC+CC	9	25.7	27	45.8		20	32.3	9	22.5		15	45.5	10	17.5
Alleles
T	61	87.1	89	75.4	0.05	103	83.1	71	88.8	0.263	48	72.7	104	91.2	0.001
C	9	12.9	29	24.6		21	16.9	9	11.3		18	27.3	10	8.8