Table 2 Comparison between women according to BMI (N = 429)
From: Influence of obesity on vertebral fracture prevalence and vitamin D status in postmenopausal women
|  | BMI ≤ 25 | 25 < BMI ≤ 30 | BMI > 30 |  |
|---|---|---|---|---|
N = 75 | N = 158 | N = 196 | ||
Age in years: m (SD) | 59.1 (7.9) | 59.1 (7.9) | 58.7 (7.7) | NS |
Weight in Kg: m (SD) | 60.0 (10.1) | 70.3 (9.8) | 84.9 (8.3) | <0.0001 |
Height in m : m (SD) | 1.57 (0.08) | 1.57 (0.05) | 1.55 (0.05) | <0.0001 |
BMI in Kg/m2: m (SD) | 22.9 (1.5) | 27.5 (1.3) | 34.8 (1.4) | <0.0001 |
Years since menopause: m (SD) | 10.2 (8.8) | 9.4 (9.3) | 9.6 (8.3) | NS |
Number of pregnancies: m (SD) | 5.0 (2.7) | 4.6 (2.5) | 4.9 (2.3) | NS |
History of traumatic fractures | 13 (17.3) | 16 (10.2) | 28 (14.7) | NS |
Low dairy products intake: n (%) | 32 (45.1) | 75 (47.8) | 97 (51.3) | NS |
Low physical activity: n (%) | 65 (86.6) | 137 (86.7) | 172 (87.7) | NS |
Spine BMD in g/cm2: m (SD) | 0.835 (0.2) | 0.951 (0.1) | 1.022 (0.2) | <0.0001 |
Spine T-score: m (SD) | −2.4 (1.3) | −1.4 (1.2) | −0.8 (1.3) | <0.0001 |
Total hip BMD in g/cm2: m (SD) | 0.808 (0.2) | 0.855 (0.5) | 0.913 (0.4) | 0.011 |
Total hip T-score: m (SD) | −1.7 (1.1) | −1.1 (1.0) | −0.5 (1.1) | <0.0001 |
Osteoporosis any site : n (%) | 31 (41.3) | 38 (24.9) | 20 (10.0) | <0.0001 |
Grade 1 VFs prevalence (%) | 28 (37.3) | 55 (34.8) | 86 (45.3) | NS |
Grade 2/3 VFs prevalence (%) | 17 (22.3) | 33 (20.9) | 26 (13.7) | <0.0001 |
SDI: m (SD) | 0.54 (2.1) | 0.92 (2.4) | 0.51 (1.9) | NS |
Vitamin D in ng/mL: m (SD) | 12.9 (9.1) | 14.4 (11.6) | 15.9 (13.2) | NS |
Vitamin D ≤ 20 ng/mL: n (%) | 58 (77.3) | 122 (77.8) | 149 (78.4) | NS |
Vitamin D ≤ 10 ng/mL: n (%) | 42 (56.0) | 80 (50.8) | 99 (50.5) | NS |