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Parametric 95% Reference Range of Free 25(OH)D by race
| Race | n | Mean ± SD | Reference Interval (90% Confidence Interval) |
|
|---|---|---|---|---|
| Lower | Upper | |||
| All | 164 | 5.25 ± 1.25 | 2.79 (2.52–3.07) | 7.70 (7.43–7.98) |
| Blacks | 82 | 5.25 ± 1.24 | 2.81 (2.43–3.20) | 7.69 (7.30–8.07) |
| Whites | 82 | 5.247 ± 1.27 | 2.76 (2.36–3.16) | 7.74 (7.34–8.13) |
