Table 2.
Hospital Admissions Among IRHH Compared with Other Groups, January 2020 to September 2020
| Categories | Group | Events | Average rate (per 100,000) | Rate ratio IRHH vs matched (95% CI)2 | Rate ratio IRHH vs housed (95% CI)2 |
|---|---|---|---|---|---|
| Medical-surgical admissions | IRHH | 13,420 | 957.0 |
1.67 (1.65–1.69) |
3.8 (3.7–3.8) |
| Matched1 | 35,228 | 505.6 | Ref | - | |
| Housed | 1,233,187 | 218.6 | - | Ref | |
| Non-elective admissions | IRHH | 10,915 | 778.3 |
3.6 (3.5–3.7) |
10.3 (10.1–10.4) |
| Matched1 | 14,073 | 202.0 | Ref | - | |
| Housed | 402,198 | 71.3 | - | Ref | |
| Elective surgical admissions | IRHH | 2136 | 147.2 |
0.51 (0.50–0.52) |
1.00 (0.97–1.03) |
| Matched1 | 18,957 | 272.0 | Ref | - | |
| Housed | 769,746 | 136.4 | - | Ref | |
| Psychiatric admissions | IRHH | 10,335 | 737.0 |
21.1 (20.4–21.7) |
128.1 (126.1–130.1) |
| Matched1 | 2,381 | 34.2 | Ref | - | |
| Housed | 31,637 | 5.6 | - | Ref |
1Housed Ontarians residing in lowest income quintile neighborhoods with a recent hospital-based healthcare encounter matched to IRHH (5:1) on age, sex, level of rurality, and Charlson Comorbidity Index score
2Rate ratios and 95% confidence intervals estimated using Poisson regression models