Table S1.
Mean, standard deviation, and mean difference of males and females BMI groups across body weight misclassification categories at 14-year follow-up
| BMI/weight misclassification | Male | Female | ||||
|---|---|---|---|---|---|---|
| N | Mean (SD) | Mean difference* (95% CI) | N | Mean (SD) | Mean difference* (95% CI) | |
| Underweight | ||||||
| Correct estimation | 76 | 15.8 (0.54) | 0 | 64 | 15.87 (0.53) | 0 |
| Overestimation | 75 | 15.6 (0.81) | −0.20 (−0.42, 0.02) | 48 | 15.81 (0.78) | −0.06 (−0.30, 0.19) |
| Normal weight | ||||||
| Correct estimation | 693 | 19.16 (1.44) | 0 | 518 | 19.39 (1.55) | 0 |
| Underestimation | 142 | 18.14 (1.21) | −1.02 (−1.28, −0.77) | 85 | 18.29 (1.47) | −1.10 (−1.46, −0.75) |
| Overestimation | 124 | 20.84 (1.46) | 1.68 (1.40, 1.96) | 280 | 20.97 (1.57) | 1.58 (1.35, 1.80) |
| Overweight | ||||||
| Correct estimation | 84 | 23.88 (1.04) | 0 | 115 | 24.76 (1.37) | 0 |
| Underestimation | 141 | 24.78 (1.53) | 0.90 (0.53, 1.27) | 96 | 25.83 (1.49) | 1.08 (0.69, 1.46) |
| Overestimation | 4 | 23.90 (0.86) | 0.02 (−1.03, 1.07) | 22 | 24.57 (0.67) | −0.19 (−0.79, 0.40) |
| Obese | ||||||
| Correct estimation | 12 | 30.88 (2.64) | 0 | 34 | 32.51 (2.96) | 0 |
| Underestimation | 55 | 29.52 (2.0) | −1.36 (−2.71, 0) | 43 | 30.64 (2.47) | −1.87 (−3.10, –0.63) |
*
Mean difference: Mean BMI values of misclassified group compared with mean BMI values of correct estimation group.
BMI, body mass index; SD, standard deviation; CI, confidence interval.