Demographic characteristics of the treatment groups
| Group | Number entered (male) | Mean (SD) age (years) | Mean (SD) baseline symptom score1-159 (units) | Mean (SD) entry PEFR (l/min) | Mean (SD) diurnal variability on entry (%)1-150 |
|---|---|---|---|---|---|
| I | 35 (11) | 33 (15) | 16 (12) | 214 (106) | 29.4 (19.1) |
| II | 35 (14) | 29 (20) | 14 (11) | 198 (97) | 19.8 (13.3) |
| III | 36 (13) | 32 (15) | 12 (10) | 221 (105) | 29.1 (17.3) |