Table 1. Demography of the screening and validation cohorts.
| Cohort | Age, y | %Female | N with gait and GWAS | Gait protocol | |
|---|---|---|---|---|---|
| Screening | AGES | >65 | 58.9 | 3,166 | 6 meter walk |
| ARIC | >60 | 59.5 | 445 | 7.6 meter walk | |
| BLSA | >60 | 49.5 | 334 | 6 meter walk | |
| CHS | ≥65 | 60.9 | 3,184 | 4.6 meter walk | |
| FHS | >65 | 56.1 | 2,384 | 4 meter walk | |
| HABC | >70 | 47.1 | 1,482 | 6 meter walk | |
| HRS | >65 | 56.4 | 5,073 | 2.5 meter walk | |
| InCHIANTI | > 60 | 55.8 | 898 | 4 meter walk | |
| LBC1921 | 77-80 | 58.4 | 510 | 6 meter walk | |
| LBC1936 | 67-71 | 49.5 | 1,001 | 6 meter walk | |
| MrOS | ≥65 | None | 4,643 | 6 meter walk | |
| ROSMAP | >60 | 69.2 | 1,646 | 2.5 meter walk | |
| RS-I | >55 | 53 | 706 | 6 meter walk | |
| RS-II | >55 | 51.8 | 813 | 6 meter walk | |
| RS-III | >45 | 56.0 | 1,392 | 6 meter walk | |
| SOF | ≥65 | 100 | 3,441 | 6 meter walk | |
| TASCOG | >60 | 42 | 360 | 6 meter walk | |
| Total Screening | 31,478 | ||||
| Validation | GENOA | >60 | 55 | 471 | 7.6 meter walk |
| LLS | >60 | 47.2 | 235 | 4 meter walk | |
| MrOSGBG | >69 | None | 960 | 6 meter walk | |
| MrOSMalmo | >69 | None | 922 | 6 meter walk | |
| Total Validation | 2,588 | ||||