Table 2.
Characteristics of the total study sample
| n | Median [IQR] | Freq. (%) | |
|---|---|---|---|
| Age, year | 1569 | 71 [68–75] | |
| Women | 882 (56.2) | ||
| BMI, kg/m2 | 1530 | 26.1 [23.8–28.9] | |
| Smoking | 1565 | ||
| Never | 827 (52.8) | ||
| Former | 663 (42.4) | ||
| Current | 75 (4.8) | ||
| Alcohol intake, g/d | 1543 | 5.3 [0.2–13] | |
| Energy intake, kcal/d | 1570 | 1852 [1578–2168] | |
| Calcium intake, mg/d | 1569 | 901 [702–1153] | |
| Vitamin D intake from food, μg/d | 1408 | 2.9 [1.8–4.1] | |
| Vitamin D intake from food + supplements, μg/d | 1569 | 3.2 [2.0–4.8] | |
| Serum 25(OH)D concentrations, nmol/L | 1363 | 61.0 [45.2–78.0] | |
| Vitamin B‐12 intake, μg/d | 1366 | 4.3 [3.0–6.2] | |
| Serum vitamin B‐12 concentrations, pmol/L | 1215 | 357 [281–443] | |
| Hip fracture past 12 months | 1405 | 25 (1.8) | |
| Fracture other than hip past 12 months | 163 | 7 (4.3) | |
| One or more falls past 12 months | 1244 | 172 (12.3) | |
| Diagnosis of osteoporosis | 1401 | 172 (12.3) | |
| MNA | 1312 | 14 [12–14] | |
| Malnourished | 13 (1.0) | ||
| At risk of malnutrition | 184 (14.0) | ||
| Normal nutritional status | 1115 (85.0) | ||
| Total protein intake, g/d | 1570 | 74.5 [64.1–87.0] | |
| Total protein intake, g/kg/d | 1566 | 1.03 [0.88–1.22] | |
| Plant protein intake, g/d | 1570 | 26.5 [21.5–32.2] | |
| Animal protein intake, g/d | 1570 | 45.7 [36.1–55.3] | |
| Total body BMD, g/cm2 | 1570 | 1.10 [1.01–1.20] | |
| Spine BMD, g/cm2 | 1369 | 1.04 [0.92–1.18] |
25(OH)D, 25‐hydroxyvitamin D; BMD, bone mineral density; BMI, body mass index; IQR, interquartile range; MNA, Mini Nutritional Assessment.