Table 1. Baseline Characteristics of the nine populations.

	AREDS	KORA	FES	MESA	OGP-TALANA	RS1	RS2	RS3	ERF	Total
N	1877	1869	1389	1462	683	5238	2009	1970	2028	18525
Mean Age (SD)	68.0 (4.7)	55.6 (11.8)	55.6 (8.9)	61.9 (9.4)	42.2 (19.1)	68.5 (8.6)	64.2 (7.4)	60.8 (5.5)	48.5 (14.3)
N Myopia1 Cases	346	550	348	486	71	763	395	594	370	3923
Myopia Cases MSE2	−2.81	−2.72	−3.08	−3.20	−4.41	−3.21	−3.08	−3.22	−3.03
N Myopia Controls	1333	840	773	731	428	3964	1374	1056	1197	11696
Myopia Controls MSE2	1.59	1.38	1.60	1.70	1.38	1.88	1.72	1.39	1.24
N Myopia Unknown	198	479	268	245	184	601	240	320	461
N Hyperopia3 Cases	854	424	426	506	64	2779	919	556	540	7068
Hyperopia Cases MSE2	2.56	2.30	2.31	2.21	2.42	2.48	2.33	2.23	2.29
N Hyperopia Controls	600	1010	654	714	153	1350	627	907	829	6844
Hyperopia Controls MSE2	−1.76	−1.79	−1.92	−2.32	−2.56	−2.00	−2.09	−2.21	−1.52
N Hyperopia Unknown	423	435	309	242	466	1109	463	507	659
Sex (% Male) (Myopia/Hyperopia)	41/40	50/49	42/41	54/43	41/40	48/39	49/44	46/43	53/62
Myopia λ	1.001	0.997	1.004	1.024	1.085	1.020	1.018	1.015	1.323	1.038
Hyperopia λ	1.020	1.023	0.997	1.017	1.156	1.041	1.024	1.010	1.254	1.046

1. For myopia, cases were defined as MSE <−1D, controls>0D and individuals between 0D and −1D coded as unknown.

2. Average MSE of all cases or controls used in the analyses.

3. For hyperopia, cases were defined as MSE>+1D, controls <0D and individuals between 0D and +1D coded as unknown.