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Table 2 Correlations of serum bone- and muscle-derived factors with demographics and parameters of body composition and physical function

From: Association of serum bone- and muscle-derived factors with age, sex, body composition, and physical function in community-dwelling middle-aged and elderly adults: a cross-sectional study

  Age Sexa Height Weight BMI SOS SMI Grip strength Gait speed Sclerostin OC IGF-1 Myostatin TRACP-5b
Sclerostin 0.254** −0.506** 0.323** 0.315** 0.149* 0.285** 0.356** 0.309** −0.088 1 −0.188** −0.027 0.073 −0.190**
OC 0.015 0.295** −0.189** −0.209** −0.106 −0.260** −0.250** −0.255** −0.098 −0.188** 1 −0.145* −0.058 0.637**
IGF-1 −0.286** −0.059 0.202** 0.273** 0.197** 0.228** 0.134* 0.229** 0.127* −0.027 − 0.145* 1 0.027 −0.162**
Myostatin 0.023 0.043 −0.058 0.046 0.117 0.020 0.044 −0.020 −0.017 0.073 −0.058 0.027 1 −0.005
  1. BMI, body mass index; SMI, skeletal muscle mass index; SOS, speed of sound; OC, osteocalcin; IGF-1, insulin-like growth factor-1.; TRACP-5b, tartrate-resistant acid phosphatase-5b
  2. *p < 0.05, **p < 0.01
  3. a Women = 0, Men = 1