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Relationship between various ALT levels and 25(OH)D assessed as a continuous variable, NHANES 2001–2004: age 12–19, bivariate analyses (n = 1630).
| N (unweighted) | 25(OH)D mean (SE) | P-value | |
|---|---|---|---|
| ALT < 20 | 1118 | 25.09 (0.77) | .1943 |
| ALT > 20 | 512 | 25.94 (1.07) | |
| ALT < 30 | 1487 | 25.58 (0.80) | .0268 |
| ALT > 30 | 143 | 23.01 (1.39) | |
| ALT < 40 | 1564 | 25.50 (0.81) | .0286 |
| ALT > 40 | 66 | 22.13 (1.65) |
