Table 4.
Asthma rehospitalization per 10 person‐years following discharge from previous asthma hospitalization in different time periods per database (HSD and PEDIANET not presented as low numbers)
| <30 d after hospitalization | <180 d after hospitalization | <365 d after hospitalization | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Rehospitalizations (n) | Rate/10 PY (95% CI) | Cumulative incidence (%) | Rehospitalizations (n) | Rate/10 PY (95% CI) | Cumulative incidence (%) | Rehospitalizations (n) | Rate/10 PY (95% CI) | Cumulative incidence (%) | |
| CPRD | |||||||||
| Asthma | 121 | 5.4 (4.5,6.5) | 4.3 | 257 | 2.1 (1.9,2.4) | 9.8 | 421 | 1.9 (1.7,2.1) | 17.3 |
| Severe asthma | 58 | 15.7 (12.2, 20.4) | 12.1 | 100 | 5.3 (4.4,6.4) | 23.0 | 137 | 4.0 (3.4,4.8) | 33.0 |
| SIDIAP | |||||||||
| Asthma | 87 | 13.7 (11.1, 16.9) | 10.6 | 164 | 5.1 (4.3,5.9) | 22.2 | 205 | 3.4 (3.0,3.9) | 28.8 |
| Severe asthma | 58 | 88.3 (68.3, 114.2) | 51.6 | 62 | 25.1 (19.5, 32.2) | 71.0 | 67 | 15.8 (12.4, 20.0) | 79.4 |
| IPCI | |||||||||
| Asthma | 12 | 6.4 (3.6, 11.2) | 5.1 | 37 | 3.9 (2.9,5.4) | 17.5 | 48 | 3.0 (2.2,3.9) | 25.9 |
| Severe asthma | 6 | 14.3 (6.4, 31.8) | 11.1 | 20 | 10.8 (7.0, 16.8) | 41.3 | 22 | 7.3 (4.8, 11.1) | 51.8 |
| AARHUS | |||||||||
| Asthma | 44 | 7.7 (5.7, 10.3) | 6.1 | 98 | 3.1 (2.6,3.8) | 14.2 | 133 | 2.3 (1.9,2.7) | 20.0 |
| Severe asthma | 16 | 15.8 (9.7, 25.7) | 12.2 | 32 | 6.3 (4.4,8.9) | 26.7 | 46 | 5.1 (3.8,6.8) | 40.0 |
Abbreviations: 95% CI, 95% confidence interval; PY, person‐years.