Table 5.
Calculated (via mathematical modeling) serum concentrations of 25(OH)D after consumption of fortified ready-to-eat cereals (RTEC) by 4.2 μg/100 g, applying the amount consumed as documented in the NDNS database, keeping the amount of UV exposure constant. Only RTEC consumers used.
| Cohort | Gender | With Fortification | Without Fortification | Difference | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| nmol/L | nmol/L | n | nmol/L | nmol/L | ||||||
| Mean | s.e. | s.d. | Mean | s.e. | s.d. | Mean | s.d. | |||
| 4–10 | males | 52.02 | 0.02 | 0.33 | 50.98 | 0.13 | 2.41 | 370 | 1.04 | 2.30 |
| females | 51.91 | 0.05 | 0.85 | 50.66 | 0.17 | 3.06 | 338 | 1.26 | 2.69 | |
| 11–18 | males | 48.61 | 0.17 | 2.66 | 45.40 | 0.16 | 3.14 | 307 | 3.21 | 2.13 |
| females | 47.04 | 0.18 | 3.04 | 44.36 | 0.20 | 3.46 | 291 | 2.68 | 1.98 | |
| 19–64 | males | 48.09 | 0.18 | 3.74 | 45.48 | 0.20 | 4.22 | 426 | 2.61 | 2.21 |
| females | 47.56 | 0.18 | 4.16 | 44.85 | 0.20 | 4.60 | 606 | 2.70 | 2.64 | |
| 65 plus | males | 50.84 | n.a. | 10.07 | 43.86 | n.a. | 9.16 | 130 | 6.98 | 6.51 |
| females | 47.93 | 0.80 | 10.28 | 42.38 | 0.82 | 10.51 | 189 | 5.55 | 5.32 | |
n: number of persons. s.e.: standard error. s.d.: standard deviation. n.a.: not applicable due to strata with single sampling unit.