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Table 3 Heterogeneity and pleiotropy

From: Impulsivity and epilepsy: a bidirectional mendelian randomization study

 

Heterogeneity

 

Pleiotropy

 

MR Egger

IVW

MR-PRESSO

Exposure

IAF

0.443

0.477

0.669

ICF

0.555

0.577

0.471

IPF

0.108

0.116

0.459

IA-NGTA

0.252

0.273

0.551

IA-GTA

0.220

0.169

0.097

DRD

0.603

0.576

0.221

DRD-SMR

0.991

0.993

0.703

DRD-MMR

0.392

0.432

0.742

DRD-LMR

0.993

0.982

0.090

Negative urgency

0.297

0.262

0.190

Lack of perseverance

0.819

0.808

0.273

Lack of premeditation

0.380

0.176

0.014

Positive urgency

0.469

0.430

0.176

Sensation seeking

0.616

0.647

0.572

Outcome

IAF

1.000

1.000

0.905

ICF

1.000

1.000

0.948

IPF

1.000

1.000

0.896

IA-NGTA

1.000

1.000

0.964

IA-GTA

1.000

1.000

0.902

DRD

1.000

1.000

0.931

DRD-SMR

1.000

1.000

0.841

DRD-MMR

1.000

1.000

0.946

DRD-LMR

1.000

1.000

0.914

Negative urgency

1.000

1.000

0.878

Lack of perseverance

1.000

1.000

0.949

Lack of premeditation

0.990

0.999

0.986

Positive urgency

1.000

1.000

0.798

Sensation seeking

1.000

1.000

0.945

  1. IVW Inverse variance weighted, MR-PRESSO MR-Pleiotropy Residual Sum and Outlier methods, IAF Impulsive action factor, ICF Impulsive choice factor, IPF Impulsive personality factor, IA-NGTA Impulsive action with No-Go trial accuracy, IA-GTA Impulsive action with Go trial accuracy, DRD Delayed reward discounting, DRD-SMR Delayed reward discounting with small magnitude rewards, DRD-MMR Delayed reward discounting with medium magnitude rewards, DRD-LMR Delayed reward discounting with large magnitude rewards