From: Patients’ usability of seven most used dry-powder inhalers in COPD
Instructed to DPI (n = 74) | Not instructed to DPI (n = 29) | |||||||
---|---|---|---|---|---|---|---|---|
Group 1 | Group 2 | Group 3 | p | Group 1 | Group 2 | Group 3 | p | |
N | 27 | 28 | 19 | 9 | 9 | 11 | ||
Mean age (SD) | 68.6 (12.3) | 69 (10.4) | 67.6 (12.4) | 0.9234 | 58.9 (9.0) | 64.3 (13.4) | 64.9 (11.2) | 0.4578 |
Sex (male) | 62.5% | 64.3% | 57.9% | 0.9046 | 22.2% | 33.3% | 45.5% | 0.5515 |
Countrya | 0.0002 | 0.9999 | ||||||
North | 92.3% | 39.3% | 63.2% | 66.7% | 66.7% | 63.6% | ||
Center | 3.8% | 17.9% | 10.5% | 33.3% | 33.3% | 27.3% | ||
South and Islands | 3.8% | 42.9% | 26.35 | 0.0% | 0.0% | 9.1% | ||
Educationa | 0.1658 | 0.5683 | ||||||
Primary | 13.0% | 7.7% | 10.5% | 0.0% | 11.1% | 0.0 | ||
Lower secondary | 26.1% | 57.7% | 42,1% | 44.4% | 66.7% | 57.9% | ||
Upper secondary | 56.5% | 30.8% | 42,1% | 44.4% | 22.2% | 31.6% | ||
Degree | 4.3% | 3.8% | 5,3% | 11.1% | 0.0% | 10.5% |