Table 1.

Age Distribution of Each Stage 1 and Stage 2 Study

Study	Number of Individuals in Each Age Bin
	20–29	30–39	40–49	50–59	60–69	70–79
Stage 1 Metaregression: 28 GWASs with N = 55,796
AGES			1,260	1,603	265
ARIC			2,392	4,772	2,142
CARDIA	1,713
CHS					1,230	1,672
FHS	533	1,926	2,608	1,916	537
MESA			342	708	726	563
RS1				910	2,060	1,419
RS II				740	851	321
WGHS			7,219	10,386	4,271	711
Total	2,246	1,926	13,821	21,035	12,082	4,686
Stage 2 Metaregression: 59 GWAS with N = 43,445
BHS		276	223	225	207	204
CoLaus		534	1,437	1,334	1,195	443
EPIC			442	775	819	371
Fenland		388	607	404
KORA S3			191	984	419
LifeLines	393	1,576	3,039	1,893	899	288
MIGen		124	527	391	154
NESDA	340	361	424	422
PREVEND		853	980	820	650
PROCARDIS			649	2,399	3,362	640
SardiNIA	287		232	268	257	204
SHIP	550	729	726	760	733	560
SUVIMAX			819	854
TRAILS CC	266
TRAILS Pop	1,290
YFS		1,562	686
Total	3,126	6,403	10,982	11,529	8,695	2,710

Age bins that encompassed more than one decade were assigned the bin containing their median age.