Table 1.
Symptom and St George’s Respiratory Questionnaire (SGRQ)21 dimension scores before and after intervention in each arm of the study
| HFCWO before | HFCWO after | P | Conventional before | Conventional after | P | |
|---|---|---|---|---|---|---|
| Symptom score | 9.09 (3.3) | 7.0 (4.7) | 0.02 | 9.33 (2.3) | 9.55 (2.0) | NS |
| SGRQ symptom score | 72 (18) | 64 (16) | 0.02 | 70 (18) | 68 (17) | NS |
| SGRQ activity score | 77 (17) | 78 (16) | NS | 80 (14) | 75 (19) | NS |
| SGRQ impact score | 51 (23) | 50 (19) | NS | 49 (19) | 53 (19) | NS |
| SGRQ total score | 63 (19) | 60 (17) | NS | 62 (15) | 62 (17) | NS |
Note: Values in brackets indicate the standard deviation.
Abbreviations: FCWO, high-frequency chest wall oscillation; NS, not significant.