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Subjects with a change in 25(OH)D ≤10, 11–20, or >20 nmol/L between baseline (11 y of age) and the other time points1
| Change in 25(OH)D, n (%) |
|||
| Variable | ≤10 nmol/L | 11–20 nmol/L | >20 nmol/L |
| Year 13 change from year 11 (n = 82) | 47 (57) | 25 (31) | 10 (12) |
| Year 15 change from year 11 (n = 76) | 28 (37) | 17 (22) | 31 (41) |
| Year 17 change from year 11 (n = 90) | 15 (17) | 41 (46) | 34 (38) |
| Year 20 change from year 11 (n = 76) | 18 (24) | 23 (30) | 35 (46) |
25(OH)D, 25-hydroxyvitamin D.
