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Table 2 Multivariable linear regression evaluating biomarkers linking to muscle strength, muscle mass, fat mass and bone mass adjusted for age

From: Serum concentrations of oxytocin, DHEA and follistatin are associated with osteoporosis or sarcopenia in community-dwelling postmenopausal women

Handgrip (right) R2 beta 95%CI P value
 DHEA 0.611 0.403 0.352 ~ 0.454 0.041
 T2 0.005 −1.224 −4.6854-2.236 0.484
 E2 0.002 −0.013 − 0.078-0.051 0.682
Gait speed   beta 95%CI P value
 DHEA 0.234 0.58 0.576 ~ 0.587 0.004
 T2 0.006 −1.198 −4.389-1.993 0.458
 E2 0.002 0.013 −0.046-0.073 0.657
Lean mass   beta 95%CI P value
 Follistatin 0.365 −0.28 −0.309 ~ − 0.243 0.010
 Oxytocin 0.272 0.35 0.306 ~ 0.398 0.036
Fat mass   beta 95%CI P value
 Myostatin 0.362 0.92 0.881 ~ 0.960 0.021
ASMI   beta 95%CI P value
 Myostatin 0.356 −0.31 −0.352 ~ −0.251 0.032
 Follistatin 0.227 −0.48 −0.529 ~ − 0.430 0.042
BMD (lumbar spine)   beta 95%CI P value
 CTX 0.572 −0.42 −0.420 ~ − 0.412 < 0.001
 DHEA 0.415 0.38 0.338 ~ 0.414 0.022
 T2 0.003 0.025 −0.065-0.114 0.586
 E2 0.027 0.001 0.000–0.003 0.123
BMD (femur neck)   beta 95%CI P value
 Oxytocin 0.347 0.61 0.576 ~ 0.642 0.014
BMD (total hip)   beta 95%CI P value
 DHEA 0.285 0.52 0.480 ~ 0.551 0.017
 T2 0.005 0.031 −0.065-0.127 0.521
 E2 0.002 0.001 −0.002-0.001 0.665
 Oxytocin 0.366 0.59 0.535–0.651 0.044
  1. R2 coefficient of determination, Beta standardized regression coefficients, P-value significant level at p < 0.05. DHEA Dehydroepiandrosterone, E2 Estradiol, T2 Testosterone, ASMI Appendicular skeletal mass index, BMD Bone mineral density, CTX C-telopeptide collagen crosslinks