Table 3.

Incident Rate Ratios (IRR) For Death From Cardiovascular Disease During Follow-up Interval With Selected Adjustment

IRR95% CI
25(OH)D=25, hydroxyvitamin D.
Note: All models adjusted for age, log (age), sex, region, and month of baseline evaluation. Model 1 adjusts for race, model 2 adjusts for race and serum 25(OH)D (lowest quartile vs others), model 3 adjusts for race and poverty level, and model 4 adjusts for race, poverty level, and serum 25(OH)D.
Model 1
Race (reference white)
    Black1.381.13–1.70
Model 2
Race (reference white)
    Black1.140.91–1.44
25(OH)D quartile (reference highest quartile)
    Low 25(OH)D1.731.44–2.09
Model 3
Race (reference white)
    Black1.200.99–1.46
Poverty level (reference <100%)
    100%–149%0.960.69–1.34
    150%–199%1.030.74–1.43
    200%–299%0.690.54–0.88
    >300%0.550.43–0.71
Model 4
Race (reference white)
    Black1.010.82–1.24
Poverty level (reference <100%)
    100%–149%0.980.70–1.37
    150%–199%1.050.75–1.46
    200%–299%0.720.56–0.91
    >300%0.560.44–0.73
25(OH)D (reference highest quartile)
    Low 25(OH)D1.701.43–2.03