Table 1.

Characteristics of studies used to construct instrumental variables

Trait	Author	Sample size	Mean age	% Female
Adiponectin	Dastani et al.20	30,708–38,276	NA	NA
CRP	Ligthart et al.22	204,402	NA	NA
HGF	Sun et al.24	3,301	43.7	48.9
IL‐6	Swerdlow et al.25	133,449	59.0	49.0
Leptin receptor	Sun et al.24	3,301	43.7	48.9
PAI‐1	Huang et al.21	30,395	54.3	50.0
Resistin	Sun et al.24	3,301	43.7	48.9

Abbreviations: CRP, C‐reactive protein; HGF, hepatocyte growth factor; IL‐6, interleukin‐6; NA, not available in publication; PAI‐1, plasminogen activator inhibitor‐1.