Table 1.

Summary of GWAS datasets

Disease	First author, year	N cases	N controls	PMID	References
AD	Jansen, 2019	71,880	383,378	30617256	[54]
PD—risk	Nalls, 2019 (excluding 23 and Me contributions)	33,674 (18,618 proxy cases from UK Biobank)	449,056	31701892	[77]
PD—age of onset	Blauwendraat, 2019	17,415		30957308	[15]

AD Alzheimer’s disease, PD Parkinson’s disease