Table 3.
Patient knowledge of lung function and intended medication benefits
| Patient population | Patients knowledgeable on FEV1 % within 5% | P-value | Patients knowledgeable on all medication benefits | P-value |
|---|---|---|---|---|
| All (n=142) | 64% | 70% | ||
| Sex | 0.82 | 0.58 | ||
| Male (n=81) | 63% | 72% | ||
| Female (n=59) | 68% | 66% | ||
| Age in years | 0.54 | 0.46 | ||
| 18–25 (n=47) | 68% | 65% | ||
| ≥26 (n=92) | 63% | 73% | ||
| FEV1% predicted | 0.98* | 0.27* | ||
| ≥80% (n=58) | 64% | 77% | ||
| 50%–79% (n=48) | 67% | 66% | ||
| <50% (n=36) | 61% | 67% | ||
| Number of pulmonary medications prescribed | 0.79* | 0.05* | ||
| 0 (n=12) | 50% | N/A | ||
| 1 (n=43) | 67% | 77% | ||
| 2 (n=42) | 64% | 71% | ||
| 3 (n=34) | 62% | 71% | ||
| 4 (n=11) | 73% | 36% |
Notes:
*
Cochran–Armitage P-value for trend; N/A, not applicable as no pulmonary medications are prescribed.
Abbreviations: FEV1%, percent forced expiratory volume in 1 s; SD, standard deviation.