Table 3.
Hazard ratios (HR) and confidence intervals (CI) for outcomes in propensity-score matched cohort, stratifying by respiratory-related hospitalization
| Respiratory-related hospitalization status | Outcomes | Exposure status | Number of events (%) | HR (95% CI) | p-value |
|---|---|---|---|---|---|
| No respiratory-related hospitalization in year prior to index date | Respiratory-related hospitalization | Exposed | 9 (5.9) | 0.47 (0.21–1.06) | 0.07 |
| Controls | 18 (11.8) | 1.00 | |||
| All-cause mortality | Exposed | 14 (9.2) | 0.34 (0.23–0.83) | 0.01 | |
| Controls | 30 (19.6) | 1.00 | |||
| ≥ 1 respiratory-related hospitalization in year prior to index date | Respiratory-related hospitalization | Exposed | * | 0.38 (0.15–0.99) | 0.05 |
| Controls | 10 (34.5) | 1.00 | |||
| All-cause mortality | Exposed | * | 0.42 (0.17–1.05) | 0.06 | |
| Controls | 10 (34.5) | 1.00 |
*Data has been suppressed, according to ICES guidelines, because of small sample size