TABLE III.
Adjusted Estimates for Time to Surgery*
| Parameter | Parameter Estimate† | P Value | Marginal Effect |
|---|---|---|---|
| Insurance type | |||
| Expansion | −1.21 (−1.35 to −1.07) | <0.001 | 70% shorter |
| TANF | −0.27 (−0.38 to −0.17) | <0.001 | 24% shorter |
| SSI | Reference | ||
| State | |||
| Illinois | 2.83 (1.43 to 4.23) | <0.001 | |
| Louisiana | 3.56 (2.12 to 5.01) | <0.001 | |
| Mississippi | 3.61 (2.15 to 5.08) | <0.001 | |
| Ohio | 4.26 (2.85 to 5.67) | <0.001 | |
| Oregon | 4.59 (3.22 to 5.97) | <0.001 | |
| Texas | 3.63 (2.16 to 5.11) | <0.001 | |
| Washington | 3.88 (2.57 to 5.19) | <0.001 | |
| Wisconsin | 3.86 (2.40 to 5.30) | <0.001 | |
| State enrollment variable | 1.80 (1.52 to 2.08) | <0.001 | |
| Age | 0.00 (−0.00 to 0.01) | 0.799 | |
| Sex | |||
| Female | 0.19 (0.11 to 0.27) | <0.001 | |
| Male | Reference | ||
| Normalized Area Deprivation Index | −0.11 (−0.40 to 0.17) | 0.439 | |
| No. of orthopaedic surgeons | 0.00 (−0.00 to 0.00) | 0.128 | |
| MMFI | 0.98 (0.56 to 1.41) | <0.001 | |
| Urban vs. rural region | 0.16 (0.06 to 0.27) | 0.003 |
*
The dependent variable is the natural log of time to the surgical procedure in days. Model R2 = 0.12.
†
The values are given as the parameter estimate, with the 95% CI in parentheses.