Table 3.
Linear regression statistics for the U-shaped adjusted association between Z-score of BMI and indicators of subjective well-being in all women (n=2422), healthy women (n=2242), women with a lifetime DSM-IV eating disorder (n=89), and healthy female co-twins of women with a lifetime eating disorder (n=32)
| Indicator of subjective well-being | Female subgroup | Β-coefficient for the quadratic BMI term | Standard error | P |
|---|---|---|---|---|
| Life satisfaction |
All women |
0.0456 |
0.037 |
0.20 |
| |
Healthy women |
0.0332 |
0.042 |
0.43 |
| |
Women with a lifetime eating disorder |
0.226 |
0.091 |
0.015 |
| |
Healthy co-twins |
1.58 |
0.75 |
0.044 |
| GHQ-20 |
All women |
0.108 |
0.11 |
0.30 |
| |
Healthy women |
0.0554 |
0.11 |
0.60 |
| |
Women with a lifetime eating disorder |
1.46 |
0.40 |
<0.001 |
| |
Healthy co-twins |
4.95 |
2.6 |
0.066 |
| Satisfaction with leisure time, work, and family relationships |
All women |
0.0879 |
0.047 |
0.060 |
| |
Healthy women |
0.0597 |
0.052 |
0.26 |
| |
Women with a lifetime eating disorder |
0.554 |
0.17 |
0.002 |
| |
Healthy co-twins |
0.591 |
1.1 |
0.58 |
| Satisfaction with sex life |
All women |
0.0112 |
0.010 |
0.30 |
| |
Healthy women |
0.0078 |
0.010 |
0.44 |
| |
Women with a lifetime eating disorder |
0.0223 |
0.033 |
0.50 |
| Healthy co-twins | 0.273 | 0.37 | 0.47 |
We report the statistics of the quadratic term (BMI-squared).