Table 1.
Demographic characteristics of study populations
| Study | Cases (N) | Controls (N) | Genotyping platform | Agea
Mean (SD) Cases |
Ageb
Mean (SD) Controls |
|---|---|---|---|---|---|
| BioVU AA | 578 | 804 | Affymetrix Biobank Array and World Array 3 | 40 (11) | 41 (15) |
| Mt Sinai (eMERGE) | 74 | 78 | Illumina Omni 1M | 59 (10) | 63 (12) |
| BioME | 347 | 351 | Illumina Omni 1M | 48 (10) | 45 (16) |
| CARDIA-WS | 274 | 146 | Affymetrix 6.0 | 40 (4)c | 39 (4) |
| Total Stage 1 | 1273 | 1379 | |||
| 23andMe | 1744 | 2903 | Custom Array | 56 (12)b | 47 (15) |
| BWHS | 382 | 392 | Illumina MEGA | 36 (6) | 32 (6) |
| Total Stage 2 | 2126 | 3295 | |||
| Total Stage 1 + 2 | 3399 | 4764 |
aAge at diagnosis unless otherwise specified
bAge at enrollment
cAge at CARDIA-WS standardized study ultrasound