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).

Linna et al.

Linna et al. BMC Public Health 2013 13:231   doi:10.1186/1471-2458-13-231

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