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Submaximal walk protocol in preliminary testing for visits 2 and 3.
| Time (minutes) | Visit 2: 4800 m |
Visit 3: sea level |
||
|---|---|---|---|---|
| Speed (km.h-1) | Gradient (%) | Speed (km.h-1) | Gradient (%) | |
| 0–3 | 1.5 | 10 | 3 | 10 |
| 3–6 | 2.5 | 10 | 4 | 10 |
| 6–9 | 3.5 | 10 | 4 | 15 |
| 9–12 | 4.5 | 10 | 5 | 15 |
