Table 1. Distribution of age and crude vitamin D in age-matched Orkney and mainland Scotland datasets.
The mainland dataset excludes people from above the 57th degree of latitude.
| Orkney | Mean 25OHD | Mainland | Mean 25OHD | |
|---|---|---|---|---|
| No (%) | (nmol/L) | No (%) | (nmol/L) | |
| Participants | 1453 | 36.2 | 1453 | 35.4 |
| < 40 | 46 (3.17) | 26.8 | 46 (3.17) | 36.5 |
| 40–49 | 263 (18.1) | 33.4 | 263 (18.1) | 39.5 |
| 50–59 | 399 (27.5) | 35.7 | 400 (27.5) | 38.7 |
| 60–69 | 466 (32.1) | 37.9 | 464 (31.9) | 33.3 |
| 70 + | 279 (19.2) | 39.5 | 280 (19.3) | 30.4 |
| Sex (male) | 590 (40.6) | 37.2 | 794 (54.6) | 35.4 |
| Sex (female) | 863 (59.4) | 35.6 | 659 (45.4) | 35.4 |