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Table 2 Bivariate relationships (Pearson’s r) and multivariate linear regression analysis (standardized beta coefficients) with SF-12 physical and mental health scores at baseline as dependent variables (N = 59)

From: Predictors of physical and mental health in persons with morbid obesity attending a patient education course – a two-year follow-up study

Independent variables Physical health at baseline Mental health at baseline
  r β p r β p
Step 1. Socio-demographic and personal variables at baseline
 Work status (reference = working) −0.13 −0.19 0.19 −0.25 −0.08 0.52
 Self-esteem (RSES-4, high scores = low self-esteem) 0.07 0.22 0.18 −0.58** −0.48 <0.01
 Self-efficacy (GSE, high scores = high self-efficacy) 0.07 0.16 0.30 0.40** 0.13 0.31
 Explained variance (R2 )   5.1% 0.41   34.8% <0.001
  1. **p < 0.01