Table 2.
Model 1 | Model 2 | Model 3 | Model 4 | |||||
---|---|---|---|---|---|---|---|---|
Variable | IRR | p-value | IRR | p-value | IRR | p-value | IRR | p-value |
Intercept | 0.64 (0.53, 0.76) | <0.001 | 0.66 (0.51, 0.85) | <0.001 | 1.53 (1.04, 2.25) | 0.005 | 2.85 (1.82, 4.46) | <0.001 |
Time | 0.98 (0.96, 1.00) | 0.011 | 0.98 (0.95, 1.00) | 0.019 | 1.00 (0.97, 1.02) | 0.623 | 0.99 (0.97, 1.01) | 0.114 |
Age 65+ | 0.88 (0.70, 1.11) | 0.139 | 0.77 (0.61, 0.96) | 0.002 | 0.68 (0.52, 0.87) | <0.001 | ||
Female | 0.68 (0.57, 0.82) | <0.001 | 0.65 (0.54, 0.78) | <0.001 | 0.62 (0.51, 0.75) | <0.001 | ||
Race/Ethnicity Black | 2.55 (1.95, 3.33) | <0.001 | 2.03 (1.56, 2.64) | <0.001 | 1.81 (1.36, 2.41) | <0.001 | ||
Mexican-American | 2.45 (1.63, 3.69) | <0.001 | 1.45 (0.98, 2.14) | 0.014 | 1.27 (0.82, 1.95) | 0.150 | ||
Other Race | 1.67 (1.02, 2.72) | 0.007 | 1.56 (0.92, 2.64) | 0.028 | 1.32 (0.77, 2.26) | 0.184 | ||
Years of Education | 0.67 (0.60, 0.75) | <0.001 | 0.77 (0.69, 0.86) | <0.001 | ||||
Poverty Quartile | 0.65 (0.57, 0.74) | <0.001 |
IRR=Incidence rate ratio
Confidence limits based on 99% confidence intervals