Table 4.
Mortality Ratios, Age at Time of Death, Years of Potential Life Lost and Gained and Cox Hazard model: ACO Intervention Group Versus Non-ACO Control Group. Entropy balancing based design.
| Time period after enrollment | ACO intervention group: |
Non-ACO control group: |
Unmatched: 0 |
||||
|---|---|---|---|---|---|---|---|
| 9083 |
123702 (9083) |
||||||
| Deceased insurees |
YPLLG (LE—age at the time of death) | Deceased insurees |
YPLLG (LE—age at the time of death) | Pearson chi- square test for mortality t-test sig. P < 0.05 | |||
| n | % | n | % | ||||
| 1/2 year | 27 | 0.30% | −408 | 66 | 0.72% | −1345 | * |
| Year 1* | 44 | 0.48% | −891 | 73 | 0.80% | −1446 | * |
| Year 2 | 85 | 0.94% | −1847 | 147 | 1.62% | −2958 | * |
| Year 3 | 121 | 1.33% | −2369 | 148 | 1.63% | −2857 | * |
| Year 4 | 107 | 1.18% | −2027 | 152 | 1.68% | −3103 | * |
| Year 5** | 129 | 1.42% | −2745 | 157 | 1.72% | −3208 | * |
| Total (without 1/2 year) | 486 | 5.35% | −9880 | 677 | 7.45% | −13578 | * |
| Average YPLLG (SD) | −20.3 | (14.957) | 95%CI(-19;-21.7) | −20.1 | (2.255) | 95%CI(-19.9;-20.2) | |
| Average age at time of death(SD) | 80.1 | (11.1) | 95%CI(79.1; 81) | 80.3 | (6.4) | 95%CI(79.8; 80.8) | |
|
Cox Hazard Ratio | ||||||
|---|---|---|---|---|---|---|
| coef | exp (coef) | se (coef) | robust se | z | Pr (>|z|) | |
| treatT | −0.331 | 0.718 | 0.0595 | 0.0478 | (−)6.87 | 4.47e-12 *** |
| Concordance | 0.541 (se = 0.006) | |||||
| Likelihood ratio test | 31.4 on 1 df, p = 2e-08 | |||||
| Wald test | 47.91 on 1 df, p = 4e-12 | |||||
| Score (logrank) test | 31.25 on 1 df, p = 2e-08, Robust = 60.92 p = 6e-15 | |||||
*Without first ½ year; **Participants joining in the last period followed for 4.5 years.