Variant Gene Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Relationship between genetic polymorphism of MTHFR C677T and lower extremities deep venous thrombosis. 30303041

2019

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Thus, the aim of the present study is to determine the prevalence of FVL, MTHFR C677T and MTHFR A1298C gene polymorphisms in patients with DVT in central Iran. 29855758

2018

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE GpIIIa 1565T/C and homozygous MTHFR 677C/T polymorphisms were higher in DVT patients compared with the control group (OR=6.65, 95% CI=3.09-14.30 and OR=4.08, 95% CI=1.35-12.38, respectively). 26261166

2015

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE PAI-1 4G/5G and MTHFR C677T polymorphisms increased the accuracy of two prediction scores for the risk of acute lower extremity deep vein thrombosis. 24715181

2014

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The homozygous 20209C>T mutation and the presence of the mutation 677C>T in heterozygosity explained the patient's deep vein thrombosis because the combination of mutations would increase the risk of thrombosis. 24627725

2014

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE However, the frequency of the MTHFR C677T polymorphism was significantly higher in patients with SVT compared with DVT (CT 12 versus 10, and TT 7 versus 1, respectively, P < 0.001). 20881312

2011

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE In addition, only MTHFR C677T polymorphism constituted a molecular biomarker of DVT in Chilean population. 20707729

2010

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The aim of present study was to investigate the prevalence of factor V Leiden (FVL) c.1691G>A, prothrombin g.20210G>A and methylenetetrahydrofolate reductase (MTHFR) c.677C>T in deep vein thrombosis (DVT) patients and their possible association with DVT in western Iran. 20479641

2010

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Patients with homozygous or combined heterozygous status of MTHFR C677T and A1298C mutation had a higher frequency of DVT after elective THA (odds ratio, 2.86; 95% confidence interval, 1.32-6.35) than those with wild-type. 18800213

2009

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We conclude that MTHFR C677T and MTHFR A1289C genotypes and haplotypes are connected with tHcy plasma levels in Macedonian patients with OAD and DVT. 18800176

2008

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We studied prothrombotic determinants, namely protein C, protein S, and AT along with factor V Leiden (1691G-->A), prothrombin gene mutation (20210G-->A), CBS 844ins68 mutation, and MTHFR mutation (677C-->T) in consecutive ethnic Omani patients with first episode of a thrombophilic event, namely, deep vein thrombosis (DVT), and/or pulmonary embolism (PE) or thrombosis at an unusual site. 16432849

2006

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE This indicates that FV-Leiden and PRT G20210A, more than MTHFR C677T, are important risk factors for DVT, and that the presence of more than one prothrombotic SNPs was associated with a significant risk of DVT. 16082606

2005

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE To determine the incidence of deep venous thrombosis (DVT) recurrence in young people, and its association with some genetic polymorphisms (FV G1691A, FII G20210A, MTHFR C677T, PAI-1 4G/5G). 16061406

2005

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The aim of this study was to assess whether homozygosity for the 5, 10-methylenetetrahydrofolate reductase (MTHFR) C677T mutation and plasma homocysteine concentration are related to deep vein thrombosis in Behçet's disease (BD) patients. 14504916

2003

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE The prevalences of the C677T and A1298C genotypes did not differ significantly in 772 individuals with documented coronary artery disease (CAD), 137 individuals with deep-vein thrombosis (DVT), and 329 individuals without documented vascular disease. 11274015

2001

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE MTHFR gene C677T mutation does not increase risk of DVT in BD either alone or combined with FV Leiden mutation. 11128675

2000

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We investigated the prevalence of MTHFR C677T and prothrombin G20210A genotypes by polymerase chain reaction (PCR) followed by restriction enzyme digestion in 420 Chinese subjects: 53 with deep venous thrombosis (DVT); 145 with cerebrovascular disease [115 cerebral infarction, 30 cerebral haemorrhage (CH)]; 100 with coronary artery disease (CAD); and 122 control subjects. 10929044

2000

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE Common C677T polymorphism in the methylenetetrahydrofolate reductase gene increases the risk for deep vein thrombosis in patients with predisposition of thrombophilia. 10706928

2000

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE These data indicated that the C677T MTHF gene mutation was not associated with DVT in the Thai population. 11014892

2000

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE We calculated the prevalences of prothrombin G20210A, factor V G1691A (also associated with high risk for DVT) and homozygous methylenetetrahydrofolate reductase (MTHFR) C677T (associated with increased susceptibility to develop hyperhomocysteinemia) in 118 patients with a first episode of DVT and in 416 healthy controls. 10065893

1999

dbSNP: rs1217691063
rs1217691063
0.100 GeneticVariation BEFREE In the same individuals, we also evaluated the frequency of the coexistence of C677T MTHFR with mutant factor V:Q506, a common risk factor for deep-vein thrombosis. 9327760

1997