Table 1.

Characteristics of exposures’ datasets.

Exposures	Consortium	Sample	nSNP	nIVs	F-statistic
Carotene	Pan-UKB team et al	1209	15533459	9	60.06
Retinol	MRC-IEU	62,991	9851867	8	23.08
Selenium	MRC-IEU	11,059	9851867	7	12.58
Vitamin C	Neale Lab	28,536	10894596	19	15.66
Vitamin E	MRC-IEU	13,548	9851867	13	19.78
Zinc	MRC-IEU	18,826	9851867	15	40.93

IVs = instrumental variable, nIVs = number of IVs, nSNP = number of SNPs, SNP = single-nucleotide polymorphism.