Table 2. Summary of Cox regressions on mediators of the association between race and death due to renal disease in the United States .
|
Model 1
Race + Demographics |
Model 2
M1 + SES |
Model 3
M1 + CMCs |
Model 4
M1 + CMC + Obesity |
Model 5
M1 + Health Behaviors |
Model 6
Full |
|
| HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | HR (95% CI) | |
| Black | 3.31a(1.15-9.49) | 2.32d(0.96-5.58) | 2.00 (0.61-6.59) | 1.98 (0.64-6.07) | 2.26 (0.69-7.41) | 1.87 (0.87-4.01) |
| Age | 1.09c(1.06-1.12) | 1.08c(1.06-1.10) | 1.07b(1.01-1.12) | 1.07b(1.02-1.12) | 1.09c(1.06-1.11) | 1.07c(1.05-1.10) |
| Female | 0.65 (0.16-2.61) | 0.49 (0.12-2.00) | 0.65 (0.17-2.47) | 0.60 (0.15-2.49) | 0.40 (0.08-1.93) | 0.30 (0.07-1.30) |
| Education (y) | - | 1.00 (0.86-1.17) | - | - | - | 1.08 (0.92-1.26) |
| Income | - | 0.76b(0.64-0.90) | - | - | - | 0.80d(0.63-1.01) |
| DM | - | - | 8.98b(2.41-33.44) | 7.65c(2.48-23.57) | - | 6.58c(2.76-15.67) |
| HTN | - | - | 4.29a(1.30-14.10) | 3.61a(1.36-9.62) | - | 2.90a(1.18-7.09) |
| Obesity | - | - | - | 2.14 (0.70-6.53) | - | 1.72 (0.60-4.95) |
| Smoking | - | - | - | 3.43a(1.07-11.01) | 3.59a(1.26-10.24) | |
| Drinking | - | - | - | 0.10b(0.02-0.46) | 0.14b(0.04-0.47) | |
| Exercise | - | - | - | 0.67d(0.43-1.04) | 0.72 (0.43-1.19) |
Abbreviations: SES, socioeconomic status; HTN, hypertension; DM, diabetes mellitus; M1, Model 1; HR, hazard ratio.
a P < 0.05; bP < 0.01; cP < 0.001; dP < 0.1