Table 2

Genotype-phenotype associations for secondary platelet aggregation phenotypes in GeneSTAR (for SNPs common to participants of EA and African ancestry)

SNPBaseline aggregation phenotypes
After aspirin aggregation phenotypes adjusted for baseline
Col2Col5ADP2ADP10Epi2Epi10Col2Col5ADP2ADP10Epi2Epi10
European ancestry             
    rs2644604 .0798 .0161 .0002 .0002 .0012 .0060 .0011 .0001 .2318 .0587 .0003 .0097 
    rs12566888 .0229 .1252 2.60 × 10−6 .0371 7.08 × 10−5 .0005 1.12 × 10−5 .0001 .1327 .0288 9.72 × 10−6 .0026 
    rs12041331 .3077 .0166 .0001 .0045 3.08 × 10−5 .0010 8.98 × 10−6 1.60 × 10−5 .0730 .0276 .0003 .0015 
African ancestry             
    rs2644604 5.23 × 10−7 .0157 .0002 .0020 3.58 × 10−7 2.83 × 10−6 0.0003 5.78 × 10−5 .0034 .0013 .0001 1.70 × 10−5 
    rs12566888 .0002 .1867 3.12 × 10−5 6.83 × 10−7 1.39 × 10−8 7.59 × 10−8 3.47 × 10−6 1.12 × 10−8 .0143 .0029 .0024 .0016 
    rs12041331 .0002 .0020 2.28 × 10−9 6.29 × 10−8 9.97 × 10−17 1.81 × 10−12 1.40 × 10−7 4.89 × 10−12 3.55 × 10−5 1.56 × 10−7 6.31 × 10−6 9.10 × 10−7 
SNPBaseline aggregation phenotypes
After aspirin aggregation phenotypes adjusted for baseline
Col2Col5ADP2ADP10Epi2Epi10Col2Col5ADP2ADP10Epi2Epi10
European ancestry             
    rs2644604 .0798 .0161 .0002 .0002 .0012 .0060 .0011 .0001 .2318 .0587 .0003 .0097 
    rs12566888 .0229 .1252 2.60 × 10−6 .0371 7.08 × 10−5 .0005 1.12 × 10−5 .0001 .1327 .0288 9.72 × 10−6 .0026 
    rs12041331 .3077 .0166 .0001 .0045 3.08 × 10−5 .0010 8.98 × 10−6 1.60 × 10−5 .0730 .0276 .0003 .0015 
African ancestry             
    rs2644604 5.23 × 10−7 .0157 .0002 .0020 3.58 × 10−7 2.83 × 10−6 0.0003 5.78 × 10−5 .0034 .0013 .0001 1.70 × 10−5 
    rs12566888 .0002 .1867 3.12 × 10−5 6.83 × 10−7 1.39 × 10−8 7.59 × 10−8 3.47 × 10−6 1.12 × 10−8 .0143 .0029 .0024 .0016 
    rs12041331 .0002 .0020 2.28 × 10−9 6.29 × 10−8 9.97 × 10−17 1.81 × 10−12 1.40 × 10−7 4.89 × 10−12 3.55 × 10−5 1.56 × 10−7 6.31 × 10−6 9.10 × 10−7 

P values are shown for each genotype-phenotype association signal.

Col2 and 5 indicates aggregation to collagen 2 and 5 μg/mL, respectively; ADP2 and 10, aggregation to adenosine diphosphate 2 and 10μM, respectively; and Epi 2 and 10, aggregation to epinephrine 2 and 10μM, respectively.

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