Results at 6 months according to patient–physician opinion concordance/discordance of the impact of asthma on daily living activities
| Patient–physician concordance (n=2113) (72.8%) | Patient–physician discordance | p Value patient–physician concordance versus discordance | p Value patient–physician concordance versus discordance subgroup | |||
| All cases (n=789) (27.2%) | Physician overestimation (n=357) | Physician underestimation (n=432) | ||||
| Unscheduled visits and use of resources, mean (SD) | ||||||
| Severe exacerbations | 2.3 (1.8) | 2.2 (1.6) | 2.1 (1.5) | 2.2 (1.7) | 0.171 | |
| Primary care visits | 2.3 (1.8) | 2.3 (2.5) | 2.3 (3.1) | 2.3 (1.8) | 0.772 | |
| Emergency room visits | 1.7 (1.4) | 1.9 (1.7) | 1.7 (1.0) | 2.1 (2.2) | 0.087 | |
| Hospital admission | 1.6 (1.2) | 2.9 (6.6) | 1.0 (0.0) | 4.6 (9.0) | 0.523 | |
| Asthma severity, n (%) | ||||||
| Moderate | 1792 (84.4) | 667 (84.6) | 308 (86.3) | 359 (83.3) | 0.892 | |
| Severe | 320 (15.2) | 121 (15.4) | 49 (13.7) | 72 (16.7) | ||
| Control of asthma (ACT) | ||||||
| ACT score, mean (SD) | 19.5 (4.5) | 19.3 (4.0) | 19.5 (3.8) | 19.1 (4.1) | 0.020 | |
| Patients with controlled asthma (ACT ≥20), n (%) | 1241 (58.7) | 426 (54.1) | 194 (54.3) | 232 (53.8) | 0.024 | |
| Spirometry | ||||||
| FEV1 %, mean (SD) | 85.7 (14.2) | 86.2 (14.2) | 84.4 (14.2) | 87.7 (14.2) | 0.415 | |
| HADS | ||||||
| Anxiety subscale score, mean (SD) | 5.9 (4.2) | 6.0 (3.9) | 5.2 (3.6) | 6.6 (4.1) | 0.259 | |
| Patients with anxiety (score ≥11), n (%) | 327 (19.1) | 118 (18.7) | 33 (11.3) | 85 (25.1) | 0.839 | 0.002*, 0.013**,<0.001*** |
| Depression subscale score, mean (SD) | 4.4 (4.0) | 4.4 (3.8) | 3.7 (3.5) | 5.0 (3.9) | 0.411 | |
| Patients with depression (score ≥11), n (%) | 173 (9.9) | 61 (9.1) | 18 (5.9) | 43 (11.9) | 0.579 | 0.033*, 0.010** |
*p Value between patient–physician opinion concordance versus discordance by physician overestimation.
**p Value between patient–physician opinion concordance versus discordance by physician underestimation.
***p Value between discordance by physician overestimation versus underestimation.
ACT, asthma control test; FEV1, forced expiratory volume in 1 s; HADS, Hospital Anxiety and Depression Scale.