Table 2 Observations from Heterogeneity and Pleiotropy Tests in Mendelian Randomization analysis.

From: Potential role of TNFRSF12A in linking glioblastoma and alzheimer’s disease via shared tumour suppressor pathways

Outcome

Exposure

Heterogeneity test

Q

Q_df

Q_Pval

Egger_intercept

Pval

AD

GBM

MR Egger

3.81943321

5

0.57569505

0.006197692

0.7590844

  

Inverse variance weighted

3.92438015

6

0.68690922

  

GBM

AD

MR Egger

2.26205198

11

0.99734307

0.1269191

0.09245345

  

Inverse variance weighted

5.65786487

12

0.93233771

  

AD

Parental history of AD

MR Egger

63.4257537

8

9.87E-11

-0.03659904

0.1705198

  

Inverse variance weighted

81.4042207

9

8.50E-14

  

GBM

Parental history of AD

MR Egger

3.65474526

9

0.93263348

0.1032982

0.2029453

  

Inverse variance weighted

5.54026893

10

0.85229728