Table 1. Characteristics of data sources.

Phenotype		Consortium	PMID	Author	Decent	Sample size
Exposure
SB	LST	UK Biobank	36,071,172	Wang et al	Eur	526,725
	SB at work				Eur	372,605
	Sedentary commuting				Eur	159,606
	Television watching	UK Biobank	32,317,632	van et al	Eur	437,887
	Computer use				Eur	310,555
	Driving				Eur	422,218
PA	AccAve	UK Biobank	29,899,525	Klimentidis et al	Eur	91,084
	MVPA				Eur	377,000
	Acc425				Eur	91,084
SD		UK Biobank	30,531,941	Doherty et al	Eur	91,105
Outcome
Obesity		FinnGen	36,653,562	Kurki MI et al.	Eur	377,161

Abbreviations: SB, sedentary behavior; PA, physical activity; LST, Leisure screen time; SB at work, Sedentary Behavior at work; AccAve, accelerometer-based physical activity with average acceleration; Acc425, accelerometer-assessed fraction of accelerations>425 milligravities; MVPA, moderate to vigorous physical activity; Eur, European; SD, Sleep duration.