Table 3. Coefficients of determination (R2) and 95% confidence limits for linear regression of MRI on DXA VAT mass (kg) stratified by sex and race.
| Subgroup | Number of participants | R2 (95% CI) |
|---|---|---|
| Female | 1477 | 0.82 (0.81–0.84) |
| Black | 741 | 0.79 (0.76–0.82) |
| White | 446 | 0.87 (0.85–0.89) |
| Hispanic | 270 | 0.82 (0.75–0.87) |
| Male | 1212 | 0.86 (0.85–0.88) |
| Black | 553 | 0.85 (0.82–0.88) |
| White | 423 | 0.88 (0.85–0.90) |
| Hispanic | 198 | 0.81 (0.74–0.86) |
Abbreviations: CI, confidence interval; DXA, dual-x-ray absorptiometry; MRI, magnetic resonance imaging; VAT, visceral adipose tissue.
R2 indicates the coefficient of determination for the regression equation.