Comparing measured compliance when treating mild childhood asthma with twice daily inhaled budesonide or placebo for 27 months
| Budesonide | n | Placebo | n | p value | |
| 3 months | 76.9 (72.3–81.4) | 87 | 78.1 (69.1–87.0) | 34 | 0.79 |
| 9 months | 54.2 (48.0–60.4) | 83 | 57.1 (47.8–66.4) | 32 | 0.61 |
| 15 months | 53.2 (46.7–59.7) | 77 | 44.7 (33.4–55.9) | 27 | 0.18 |
| 21 months | 50.5 (43.4–57.5) | 71 | 36.2 (21.8–50.5) | 23 | 0.054 |
| 27 months | 48.8 (39.8–57.8) | 44 | 32.2 (15.8–46.6) | 19 | 0.039 |
Mean values are given as percentages (95% CI).