Table III.
Comparison of baseline and after intervention outcomes of six-minute walk tests in both groups
| Variable | Study group (n = 20) | Control group (n = 21) | ||||
|---|---|---|---|---|---|---|
| Baseline | After intervention | P-value | Baseline | After intervention | P-value | |
| Distance [m] | 420 (80) | 519 (61) | < 0.001 | 438 (58) | 510 (63) | < 0.001 |
| Speed [km/h] | 4.2 (0.8) | 5.2 (0.6) | < 0.001 | 4.4 (0.6) | 5.1 (0.6) | < 0.001 |
| Distance – % predicted | 70 (14) | 86 (11) | < 0.001 | 73 (11) | 84 (12) | < 0.001 |
| METs | 3.3 (0.6) | 3.8 (0.5) | < 0.001 | 3.4 (0.6) | 3.9 (0.7) | < 0.001 |
| Oxygen uptake [ml/kg/min] | 11.4 (2.3) | 13.5 (1.9) | < 0.001 | 11.7 (2.2) | 13.5 (2.4) | < 0.001 |
| RPE | 12 (2) | 11 (2) | NS | 12 (2) | 12 (2) | NS |
| Rest SBP [mm Hg] | 115 (16) | 113 (14) | NS | 112 (10) | 115 (10) | NS |
| Peak SBP [mm Hg] | 128 (17) | 129 (16) | NS | 125 (11) | 133 (12) | 0.007 |
| Rest DBP [mm Hg] | 66 (9) | 64 (8) | NS | 62 (7) | 62 (8) | NS |
| Peak DBP [mm Hg] | 69 (9) | 68 (7) | NS | 65 (8) | 67 (9) | NS |
| Rest HR [bpm] | 76 (10) | 72 (8) | 0.03 | 73 (10) | 72 (11) | NS |
| Peak HR [bpm] | 96 (10) | 97 (10) | NS | 93 (13) | 97 (14) | NS |
| Peak HR – % of HRmax | 64 (7) | 64 (7) | NS | 61 (9) | 64 (10) | NS |
| HR reserve [bpm] | 20 (8) | 25 (7) | 0.03 | 19 (8) | 25 (10) | 0.003 |
| Rest DP | 8 711 (1 151) | 8 160 (1 123) | 0.03 | 8 201 (1 244) | 8 289 (1 684) | NS |
| Peak DP | 12 295 (1 877) | 12 533 (2 154) | NS | 11 625 (2 080) | 12 923 (2 544) | NS |
Data are presented as mean (SD). DBP – diastolic blood pressure, DP – double product, HR – heart rate, MET – metabolic equivalent, RPE – rating of perceived exertion, SBP – systolic blood pressure.