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Table 3 Multivariable linear regression model predicting body fat mass percent (BF %) as a dependent variable and body mass index (BMI), age, and sex as independent variables for different ethnic groups of Ethiopia

From: Ethnic Specific body fat percent prediction equation as surrogate marker of obesity in Ethiopian adults

Sample n BMI Age Sex Intercept Adjusted R2
β SE β SE β SE β SE
Oromo 255 1.421 0.085 0.261 0.040 − 11.106 0.794 − 6.340 2.271 0.785
Amhara 213 1.367 0.069 0.213 0.040 − 10.600 0.713 − 2.721 2.104 0.825
Gurage 38 1.575 0.250 0.266 0.101 − 7.974 1.866 − 10.291 5.918 0.751
Kefa 50 1.779 0.234 0.292 0.104 − 10.738 2.111 − 17.622 1.866 0.708
Dawero 57 1.641 0.266 0.156 0.117 − 6.791 2.423 − 10.774 6.879 0.526
Yem 43 1.683 0.172 0.148 0.068 − 9.977 1.646 − 10.961 4.420 0.788
Othersa 48 1.606 0.172 0.124 0.099 − 8.531 1.646 − 9.265 4.785 0.728
  1. Where sex (male = 1, female = 0)
  2. BMI body mass index, SE standard error
  3. aOthers = Sidama, Wolaita