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Participant Characteristics (n = 2742)
| Robust (n = 1659) | Pre-Frail (n = 894) | Frail (n = 189) | |
|---|---|---|---|
| Age (years) | 62.6 ± 7.0 | 66.7 ± 7.9 | 68.4 ± 8.1 |
| Sex (% female) | 48.8% | 42.1% | 38.0% |
| Baseline heart rate (BPM) | 64.9 ± 9.9 | 65.4 ± 9.8 | 67.1 ± 10.9 |
| Baseline systolic blood pressure (mmHg) | 139.9 ± 20.5 | 142.5 ± 22.2 | 144.0 ± 22.7 |
| Baseline tissue saturation index (%) | 72.7 ± 4.9 | 72.4 ± 5.0 | 72.5 ± 4.7 |
