Table 4.
Proportional Odds Regression Model Results: Complete Meniscal Tear a
| Variable | Odds Ratio (95% CI) b | P |
|---|---|---|
| Age | 1.01 (1-1.02) | .143 |
| Sex, female (vs male) | 0.67 (0.55-0.83) | <.001 |
| Race | ||
| Black (vs White) | 1.22 (0.83-1.81) | .313 |
| Other (vs White) | 1.15 (0.68-1.94) | .607 |
| BMI | 1.01 (0.99-1.03) | .262 |
| Years of education | 0.95 (0.92-0.99) | .009 |
| Smoking status | ||
| Quit (vs never) | 0.93 (0.67-1.29) | .669 |
| Current (vs never) | 1 (0.67-1.5) | .982 |
| Baseline VR-12 MCS | 1 (0.99-1.01) | .660 |
| Insurance, Medicaid (vs commercial) | 0.94 (0.59-1.5) | .797 |
| Race × insurance | ||
| Black × Medicaid | 1.49 (0.71-3.12) | .291 |
| Other × Medicaid | 0.59 (0.15-2.25) | .436 |
a Boldface P values indicate statistical significance (P < .05). BMI, body mass index; VR-12 MCS, Veterans RAND 12-Item Health Survey Mental Component Score.
b This value represents the increased odds of a complete meniscal tear. As an example, the odds of a complete meniscal tear increases 1.01-fold per 1-year increase in patient age.