Mean (SE) data available for each period of study (%)
| PEF based management group | Symptom based management group | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1–4 weeks | 5–8 weeks | 9–12 weeks | 13–16 weeks | 1–4 weeks | 5–8 weeks | 9–12 weeks | 13–16 weeks | ||
| Compliance | 81.50 (2.05) | 81.69 (3.08) | 74.64 (3.86) | 70.58 (3.88) | 81.27 (1.74) | 75.02 (3.50) | 68.25 (4.15) | 70.11 (3.72) | |
| Technical ability | 82.71 (2.15) | 79.87 (2.81) | 83.51 (2.66) | 81.43 (2.45) | 80.61 (2.24) | 80.60 (2.52) | 78.07 (2.78) | 78.90 (3.08) | |
| Valid data | 67.54 (2.51) | 67.25 (3.35) | 64.51 (3.82) | 59.48 (3.69) | 66.04 (2.47) | 61.35 (3.73) | 54.84 (4.05) | 55.60 (3.85) | |