Table 3.
Race-specific logistic regression parameter estimates.
| OR | SE | p value | 95% CI | |
|---|---|---|---|---|
| Model 3 (Whites) | ||||
| Age (Year) | 0.99 | 0.00 | 0.016 | 0.98 – 1.00 |
| Gender (Females) | 0.54 | 0.05 | 0.000 | 0.46 – 0.63 |
| Ethnicity (Hispanics) | 0.64 | 0.33 | 0.385 | 0.24 – 1.74 |
| Cohort | ||||
| 2 | 0.51 | 0.05 | 0.000 | 0.42 – 0.63 |
| 3 | 0.19 | 0.04 | 0.000 | 0.12 – 0.29 |
| Income | 0.70 | 0.06 | 0.000 | 0.59 – 0.84 |
| Intercept | 17.93 | 5.90 | 0.000 | 9.41 – 34.19 |
| Model 4 (Blacks) | ||||
| Age (Year) | 0.99 | 0.02 | 0.497 | 0.96 – 1.02 |
| Gender (Females) | 1.27 | 0.35 | 0.385 | 0.74 – 2.17 |
| Ethnicity (Hispanics) | 0.29 | 0.25 | 0.156 | 0.05 – 1.59 |
| Cohort | ||||
| 2 | 0.44 | 0.13 | 0.006 | 0.25 – 0.80 |
| 3 | 0.05 | 0.05 | 0.001 | 0.01 – 0.30 |
| Income | 1.59 | 0.46 | 0.110 | 0.90 – 2.79 |
| Intercept | 22.70 | 23.25 | 0.002 | 3.05 – 169.01 |
Source: Osteoarthritis Initiative (OAI), 2004–2006; Outcome: overweight/obesity, Confidence Interval (CI). The reference cohort is cohort 1 (progression cohort).