Table 1 Outcome of six minutes walk test
| Variables | Mean (SD) |
|---|---|
| Initial heart rate, b/m | 93.0 (15.6) |
| Final heart rate, b/m | 109.2 (19.2) |
| Initial Borg score | 0.35 (0.7) |
| Final Borg score | 2.4 (2.1) |
| Initial SpO2, % | 95.5 (2.4) |
| Lowest SpO2, % | 91.4 (7.3) |
| 6MWD, m | 349.0 (72) |
| DSP, m% | 320.0 (75) |