Propensity-matched analysis: results for outcomes 1-year postindex date relative differences
| Measure: group | Rate or mean (95% CI) | Risk ratio, post-v. predifference (95% CI) | Relative difference (95% CI) | |
|---|---|---|---|---|
| Before index date | After index date | |||
| Acute hospital admissions, mean per patient-year | ||||
| PACE in MM intervention group | 0.44 (0.28–0.69) | 0.49 (0.26–0.90) | 1.11 (0.59–2.10) | 1.67 (0.82–3.38) |
| Comparator group | 0.38 (0.30–0.50) | 0.26 (0.18–0.36) | 0.67 (0.50–0.89) | |
| Emergency department visits, mean per patient-year | ||||
| PACE in MM intervention group | 1.37 (1.04–1.72) | 0.95 (0.64–1.44) | 0.70 (0.42–1.16) | 0.93 (0.54–1.60) |
| Comparator group | 1.34 (0.89–2.13) | 1.01 (0.76–1.35) | 0.76 (0.61–0.94) | |
| Costs, mean $ per patient-year | ||||
| PACE in MM intervention group | 20 163 (14 945–27 202) | 19 788 (14 200–27 574) | 0.98 (0.68–1.43) | 1.09 (0.70–1.68) |
| Comparator group | 19 098 (15 100–24 156) | 17 267 (12 699–23 477) | 0.90 (0.76–1.08) | |
| 30-day hospital readmissions, rate per 100 discharges* | ||||
| PACE in MM intervention group | 28.33 (17.93–44.75) | 27.88 (13.07–59.47) | 0.98 (0.44–2.19) | 1.00 (0.39–2.60) |
| Comparator group | 19.40 (13.55–27.78) | 19.02 (11.61–31.15) | 0.98 (0.58–1.66) | |
| 7-day follow-up with family physician, rate per 100* | ||||
| PACE in MM intervention group | 35.01 (22.94–53.44) | 49.94 (40.34–61.82) | 1.43 (0.93–2.19) | 1.81 (0.99–3.30) |
| Comparator group | 35.73 (28.26–45.19) | 28.21 (19.47–40.87) | 0.79 (0.51–1.22) | |
Note: CI = confidence interval, PACE in MM = Patient-centred Innovations for Persons with Multimorbidity.
↵* Participants who were discharged from hospital in the 1-year period following their index date.