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Relationship between ICS adherence with SABA usage and attacks over the 12-month observation period in all children invited for a review (n = 205).
| Preventer adherence quartiles | P value | ||||
|---|---|---|---|---|---|
| Quartile 1 (0–24%) | Quartile 2 (25–49%) | Quartile 3 (50–74%) | Quartile 4 (75–100%) | ||
| Mean number of attacks (SEM) | 0.08 (0.03) | 0.06 (0.03) | 0.17 (0.07) | 0.10 (0.07) | 0.362 |
| Mean number of SABA inhalers/year (SEM) | 1.55 (0.25) | 4.15 (0.37) | 4.66 (0.77) | 4.20 (0.53) | <0.001 |
