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Table 5 Multiple regression models for predicting quantitative ultrasound bone measurements (n = 153)

From: Plasma organochlorine concentrations and bone ultrasound measurements: a cross-sectional study in peri-and postmenopausal Inuit women from Greenland

Variables BUA (dB/MHz) SOS (m/sec) Stiffness index
  β (SE)* p-value β (SE)* p-value β (SE)* p-value
R2 0.38 <0.001 0.34 <0.001 0.39 <0.001
PCB 153 (log)* -4.59 (3.20) 0.153 -14.41 (7.95) 0.072 -7.19 (3.98) 0.072
Age (years) -0.33 (0.18) 0.071 -1.54 (0.45) 0.001 -0.65 (0.22) 0.004
Weight (kg) 0.31 (0.05) <0.001 0.40 (0.12) 0.001 0.31 (0.06) <0.001
Current HRT use 6.26 (2.60) 0.017 16.31 (6.46) 0.013 8.93 (3.23) 0.006
Former contraceptive use 3.38 (1.56) 0.031 9.78 (3.87) 0.012 4.93 (1.94) 0.012
  1. *Regression coefficients (standard error)