supplementalTable 1. Multiple regression analyses performed to determine whether total and abdominal obesity indicators associate independently with composite indices of femoral neck strength in subjects over 50 years old from the Korea National Health and Nutrition Examination Surveys (2007-2009) in Korea according to two age groups (men and women aged 50–64 years and men and women aged ≥65 years).

Men / Women
Compression SI / Bending SI / Impact SI / Compression SI / Bending SI / Impact SI
β / SE / P / β / SE / P / β / SE / P / β / SE / P / β / SE / P / β / SE / P
Aged 50–64 years(n =319) / Aged 50–64 years(n = 287)
TFM (kg) / -0.046 / 0.014 / 0.002 / -0.014 / 0.005 / 0.014 / -0.004 / 0.001 / <0.001 / -0.072 / 0.011 / <0.001 / -0.024 / 0.005 / <0.001 / -0.006 / 0.001 / <0.001
pFM (%) / -0.026 / 0.010 / 0.009 / -0.006 / 0.004 / 0.088 / -0.002 / 0.001 / 0.001 / -0.046 / 0.007 / <0.001 / -0.017 / 0.003 / <0.001 / -0.004 / 0.001 / <0.001
TrFM (kg) / -0.065 / 0.020 / 0.002 / -0.018 / 0.008 / 0.020 / -0.005 / 0.001 / <0.001 / -0.034 / 0.005 / <0.001 / -0.034 / 0.007 / <0.001 / -0.009 / 0.001 / <0.001
Aged ≥65 years(n = 240) / Aged ≥65 years(n = 277)
TFM (kg) / -0.050 / 0.019 / 0.011 / -0.021 / 0.007 / 0.007 / -0.004 / 0.001 / 0.001 / -0.045 / 0.013 / 0.001 / -0.017 / 0.005 / 0.002 / -0.004 / 0.001 / <0.001
pFM (%) / -0.042 / 0.014 / 0.004 / -0.016 / 0005 / 0.002 / -0.003 / 0.001 / 0.001 / -0.030 / 0.009 / 0.001 / -0.011 / 0.003 / 0.002 / -0.002 / 0.001 / <0.001
TrFM (kg) / -0.088 / 0.031 / 0.006 / -0.038 / 0.013 / 0.004 / -0.007 / 0.002 / 0.001 / -0.070 / 0.018 / <0.001 / -0.028 / 0.007 / <0.001 / -0.006 / 0.001 / <0.001

Multivariate model: adjustment for age, height, weight, estimated glomerular filtration rate, alcohol consumption(≥ 3 units on any single day or ≥ 7 units per week),smoking status (never smoker/ex- or current smoker), regular exercise status (both ≥ 20 min/day and 3 days/week), and 25-hydroxyvitamin D.

Bold font indicates statistical significance.

pFM percentage fat mass,SE standard error,SI strength index,TFMtotal fat mass,TrFMtruncal fat mass.