Table 3.
Association between legal rules and surgery among Medicare patients with ARCT or PHF
| Panel A: ARCT | Panel B: PHF | |||||
|---|---|---|---|---|---|---|
| Predictors | Estimates | 95% CI | p | Estimates | 95% CI | p |
| (Intercept) | 0.21 | 0.16–0.26 | < 0.001 | 0.19 | 0.16–0.22 | < 0.001 |
| Tort Law Variables | ||||||
| JSL rule | 0.05 | 0.03–0.06 | < 0.001 | 0.02 | 0.01–0.03 | < 0.001 |
| mod comparative | -0.06 | -0.08 – −0.04 | < 0.001 | -0.01 | -0.02 – −0.00 | 0.031 |
| pure comparative | −0.09 | −0.11 – −0.06 | < 0.001 | 0 | −0.01 – 0.01 | 0.809 |
| cap nonec | −0.01 | −0.02 – 0.00 | 0.146 | 0 | −0.00 – 0.01 | 0.541 |
| cap puni | 0.01 | 0.00–0.02 | 0.011 | 0.02 | 0.02–0.03 | < 0.001 |
| puni evid | 0.01 | 0.00–0.03 | 0.016 | 0.01 | 0.01–0.02 | < 0.001 |
| coll source | − 0.01 | − 0.02 – 0.01 | 0.316 | 0 | − 0.01 – 0.00 | 0.323 |
| Control Variables | ||||||
| male | 0.04 | 0.03–0.05 | < 0.001 | − 0.02 | − 0.03 – − 0.02 | < 0.001 |
| dual elig any | − 0.04 | − 0.06 – − 0.02 | < 0.001 | − 0.04 | − 0.05 – − 0.03 | < 0.001 |
| race Black | 0.03 | − 0.02 – 0.08 | 0.217 | − 0.04 | − 0.07 – − 0.00 | 0.025 |
| race Hispanic | 0.02 | − 0.04 – 0.08 | 0.549 | 0 | − 0.03 – 0.04 | 0.833 |
| race Other | 0.05 | − 0.01 – 0.11 | 0.080 | − 0.01 | − 0.04 – 0.03 | 0.687 |
| race White | 0.07 | 0.02–0.12 | 0.004 | 0.02 | − 0.01 – 0.04 | 0.27 |
| age group (70–75) | −0.02 | − 0.03 – − 0.01 | < 0.001 | -0.01 | − 0.02 – 0.00 | 0.082 |
| age group (76–79) | − 0.07 | − 0.08 – − 0.05 | < 0.001 | −0.01 | − 0.02 – − 0.00 | 0.003 |
| age group (80–85) | −0.12 | − 0.13 – − 0.10 | < 0.001 | −0.05 | − 0.06 – − 0.04 | < 0.001 |
| age group (86+) | −0.14 | − 0.17 – − 0.12 | < 0.001 | −0.10 | − 0.11 – − 0.09 | < 0.001 |
| cost pre 365 (Q2)* | −0.02 | − 0.03 – − 0.00 | 0.013 | 0 | -0.00 – 0.01 | 0.425 |
| cost pre 365 (Q3)* | −0.03 | −0.05 – − 0.02 | < 0.001 | 0.01 | − 0.00 – 0.02 | 0.076 |
| cost pre 365 (Q4)* | −0.04 | − 0.05 – − 0.03 | < 0.001 | 0 | − 0.01 – 0.01 | 0.994 |
| FRI (1) | − 0.01 | − 0.02 – 0.00 | 0.093 | − 0.02 | − 0.03 – − 0.01 | < 0.001 |
| FRI (2) | − 0.02 | −0.03 – 0.00 | 0.064 | −0.03 | − 0.03 – − 0.02 | < 0.001 |
| FRI (3+) | −0.04 | − 0.06 – − 0.01 | 0.001 | −0.05 | − 0.06 – − 0.04 | < 0.001 |
| cci group (1) | − 0.01 | −0.02 – 0.00 | 0.104 | −0.01 | − 0.02 – 0.00 | 0.07 |
| cci group (2) | −0.02 | −0.03 – − 0.00 | 0.023 | −0.02 | − 0.02 – − 0.01 | < 0.001 |
| cci group (3) | − 0.02 | −0.04 – − 0.01 | 0.007 | -0.01 | − 0.02 – − 0.00 | 0.019 |
| cci group (4+) | − 0.04 | −0.05 – − 0.02 | < 0.001 | -0.02 | − 0.03 – − 0.02 | < 0.001 |
| Observations | 32,163 | 76,648 | ||||
| R2 / R2 adjusted | 0.032 / 0.031 | 0.023 / 0.023 | ||||
*Q2, Q3, Q4 refer to quartiles