Control group (n = 19) | PQE group (n = 18) | ||||||
---|---|---|---|---|---|---|---|
Before intervention | After intervention | Pb | Before intervention | After intervention | Pb | Pa | |
Dyspnea | |||||||
mMRC | 0.947 | 0.083 | 0.082 | ||||
Grade 0 | 1 (5%) | 1 (5%) | 2 (11%) | 2 (11%) | |||
Grade 1 | 3 (16%) | 3 (16%) | 3 (17%) | 9 (50%) | |||
Grade 2 | 11 (58%) | 9 (47%) | 12 (67%) | 5 (28%) | |||
Grade 3 | 4(21%) | 6 (32%) | 1 (5%) | 2 (11%) | |||
Grade 4 | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |