Table 4.
Odds Ratio from Logistic Regression Models Predicting Taking New Medi-Cal Managed Care Patients among Physicians Accepting Any New Medi-Cal Patients
| Predictor | Odds Ratio | 95% Confidence Interval |
|---|---|---|
| Primary care physicians | 1.0 | |
| Specialists | 0.36† | 0.22 to 0.61 |
| Age ≤50 y | 1.0 | |
| Age >50 y | 0.89 | 0.58 to 1.37 |
| Race/ethnicity | ||
| African American | 2.75* | 1.26 to 6.02 |
| Asian | 1.59 | 0.92 to 2.72 |
| Latino | 2.33* | 1.19 to 4.59 |
| Other | 1.98 | 0.55 to 7.09 |
| White | 1.0 | |
| Female | 1.0 | |
| Male | 1.07 | 0.57 to 2.00 |
| International medical schol graduate | 1.46 | 0.89 to 2.40 |
| U.S. medical school graduate | 1.0 | |
| Board certified | 1.08 | 0.63 to 1.85 |
| Not board certified | 1.0 | |
| Practice setting | ||
| Group model HMO | 18.87† | 4.35 to 83.3 |
| Group practice | 2.11† | 1.36 to 3.28 |
| Solo practice | 1.0 | |
| Income | 1.00 | 0.99 to 1.00 |
| Agree that Medi-Cal patients‡ | ||
| Have complex clinical problems | 0.79 | 0.44 to 1.40 |
| Have complex psychosocial problems | 1.27 | 0.70 to 2.31 |
| Are noncompliant | 0.67 | 0.39 to 1.15 |
| Require extra time | 1.47 | 0.87 to 2.46 |
| Unsettle other patients in the waiting room | 1.34 | 0.86 to 2.08 |
| Increase the risk of being sued | 0.78 | 0.50 to 1.21 |
| Agree Medi-Cal managed care is‡ | ||
| Improving Medi-Cal overall | 1.78* | 1.04 to 3.06 |
| Increasing reimbursement | 1.07 | 0.59 to 1.95 |
| Making it easier to obtain tests and consults | 0.96 | 0.57 to 1.62 |
| Increasing the hassles of caring for Medi-Cal patients | 0.93 | 0.57 to 1.50 |
* P < .05.
†
P < .005.
‡
Reference category is those physicians who disagreed with the attitude statement.
Analysis restricted to physicians accepting any new Medi-Cal patients: 42% of primary care physicians, 54% of specialist physicians.