Table 2.
Association between obesity and serum vitamin D, exercise and drinking milk
| Vitamin D level |
Normal weight* n=2.836 (78.5%) 95% CI** (77.1%-79.8%) |
Overweight n=522 (14.4%) 95% CI (13.3%-15.6%) |
Obese n=255 (7.1%) 95% CI (6.2%- 7.9%) |
P value |
| Vitamin D level, Deficient (n=1687, 49.0%) Suboptimal (n=1602, 46.6%) Optimal (n=151, 4.4%) Performing exercise, Yes (n=1400, 50.2%) No (n=1388, 49.8%) Drinking milk, Two or less days/week (n=1706, 61.7%) Three days or more (n=1061, 38.3%) |
1279 (75.8) 1300 (81.1) 125 (82.8) 1098 (78.4) 1056 (76.1) 1323 (77.5) 813 (76.6) |
250 (14.8) 219 (13.7) 21 (13.9) 200 (14.3) 220 (15.9) 260 (15.2) 159 (15.0) |
158 (9.4) 83 (5.2) 5 (3.3) 102 (7.3) 112 (8.1) 123 (7.2) 89 (8.4) |
0.001 0.34 0.53 |
Legend:*Normal refer to normal BMI (-2SD to +1SD); **95% Confidence Interval