Table 1 Data sources for the Mendelian Randomisation analysis in the current study

From: Systematic Mendelian randomization using the human plasma proteome to discover potential therapeutic targets for stroke

Phenotype

Sample size #

Imputation reference panel

Ancestry

Source

Olink protein levels

Inflammation panel (INF1)

4994

1000 Genomes Phase 3 + UK10K

European

INTERVAL study (unpublished data)

Cardiovascular panels (CVD2 & 3)

Neurology panel (NEURO)

Primary outcomes

Any stroke

40,585/406,111

1000 Genomes phase 1

European

17 studies (Malik et al.)22

Ischaemic stroke

34,217/406,111

Large artery stroke

4373/406,111

Cardioembolic stroke

7193/406,111

Small vessel stroke

5386/406,111

Secondary outcomes

Atrial fibrillation

60,620/970,216

HRC

European

6 Studies (Nielsen, et al.)76

Type 2 diabetes

74,124/824,006

HRC

European

32 Studies (Mahajan, et al.)77

Body mass index

694,649

HRC

European

GIANT + UK Biobank (Pulit, et al.)79

Tobacco and alcohol use

 

HRC

European

29 Studies (Liu, et al.)80

AgeSmk

341,427

CigDay

337,334

SmkCes

547,219

SmkInit

1,232,091

DrnkWk

941,280

Blood pressure (BP)

445,415

HRC

European

UK Biobank (Surendran, et al.)75

Systolic BP

Diastolic BP

Pulse pressure

White Matter Hyperintensity

42,310

HRC

Trans-ethnic, mainly European

UK Biobank + CHARGE + stroke patients (Persyn et al., 2020) 78

On-target side-effects evaluation

784 Phenotypes

408,961

HRC

European

UK Biobank (Zhou, et al.)91

  1. # Sample size shown as a total number for quantitative traits and Cases/Controls for binary traits.
  2. UK10K UK Biobank 10K reference, HRC the haplotype reference consortium, AgeSmk age of initiation of regular smoking, CigDay cigarettes per day, SmkCes smoking cessation, SmkInit smoking initiation, DrnkWk drinks per week.