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Flow-mediated dilation between two groups
| All cohort n = 83 | Aβ elevated n = 20 | Aβ non-elevated n = 63 | p | |
| Baseline diameter (mm) | 3.7±0.6 | 3.7±0.6 | 3.7±0.6 | 0.79 |
| Peak FMD (%) | 6.1±2.8 | 3.8±1.8 | 6.8±2.7 | <0.01 |
| Time to peak FMD (s) | 58.5±35.2 | 72.1±36.4 | 54.1±33.9 | 0.05 |
| Peak Velocity (m/s) | 1.4±0.3 | 1.4±0.2 | 1.4±0.3 | 0.21 |
FMD, flow mediated dilation.
