Table 3. Partial regression coefficients (95% confidence intervals) by multiple linear regression analysis against body mass index at 20 years of age.
| Independent variables | Model 1* | Model 2* | Model 3† | |||
| Men (n=3737) | ||||||
| Rate of eating categories | ||||||
| Very slow | -0.57 | (-1.14, -0.01) | -0.57 | (-1.14, -0.01) | -0.59 | (-1.15, -0.03) |
| Relatively slow | -0.55 | (-0.80, -0.30) | -0.55 | (-0.80, -0.30) | -0.54 | (-0.79, -0.29) |
| Medium | 0.00 | (reference) | 0.00 | (reference) | 0.00 | (reference) |
| Relatively fast | 0.40 | (0.23, 0.57) | 0.39 | (0.22, 0.55) | 0.39 | (0.23, 0.56) |
| Very fast | 0.72 | (0.49, 0.95) | 0.69 | (0.46, 0.92) | 0.69 | (0.46, 0.92) |
| Energy intake (1000 kcal/day) | – | 0.20 | (0.09, 0.30) | 0.20 | (0.10, 0.31) | |
| Women (n=1005) | ||||||
| Rate of eating categories | ||||||
| Very slow | -0.70 | (-1.71, 0.32) | -0.70 | (-1.71, 0.31) | -0.80 | (-1.81, 0.21) |
| Relatively slow | -0.07 | (-0.52, 0.38) | -0.06 | (-0.52, 0.39) | -0.06 | (-0.51, 0.39) |
| Medium | 0.00 | (reference) | 0.00 | (reference) | 0.00 | (reference) |
| Relatively fast | 0.38 | (0.07, 0.69) | 0.39 | (0.08, 0.70) | 0.38 | (0.07, 0.69) |
| Very fast | 0.52 | (0.03, 1.02) | 0.52 | (0.02, 1.02) | 0.47 | (-0.03, 0.96) |
| Energy intake (1000 kcal/day) | – | 0.06 | (-0.19, 0.31) | 0.10 | (-0.15, 0.35) | |
* : adjusted for age
† : adjusted for age, smoking status, physical activity, and alcohol drinking habit
– : not included