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Table 1 Characteristics of Study Population

From: Cross-sectional associations among P3NP, HtrA, Hsp70, Apelin and sarcopenia in Taiwanese population

Variables Sarcopenia (N = 43) Non-sarcopenia (N = 365) P-value
Continuous variables, (SD)
Age (years) 76.92 (8.68) 74.01 (37.63) 0.166
Grip strength (kg) 18.88 (6.12) 25.31 (8.85) < 0.001
SMI (kg/m2) 5.81 (0.82) 6.87 (1.01) < 0.001
Gait speed (m/s) 1.04 (0.36) 1.25 (0.32) < 0.001
P3NP (mg/L) 0.53 (1.79) 0.41 (1.56) 0.661
HtrA1 (ug/L) 0.09 (0.04) 0.11 (0.06) 0.008
Apelin (ng/mL) 1.08 (0.66) 4.49 (15.81) < 0.001
Hsp72 (ng/mL) 2.72 (4.21) 2.24 (4.45) 0.477
Cr (mg/dL) 0.84 (0.30) 0.86 (0.25) 0.743
TC (mg/dL) 186.16 (38.14) 183.04 (34.76) 0.591
ALT (U/L) 17.98 (9.43) 18.75 (10.75) 0.608
Categorical variables (%)
Gender (male) (%) 27 (62.7) 146 (40.1) 0.002
Smoking (%) 41 (96.1) 303 (83.1) 0.014
Education (high school) (%) 22 (52.0) 239 (65.5) 0.058
Number of chronic disease 1.28 (0.99) 1.01 (1.01) 0.075
  1. SMI Skeletal muscle index, Cr Creatinine, TC Total cholesterol, ALT Alanine aminotransferase, P3NP Procollagen-3 N-Terminal Peptide, HtrA1 High temperature requirment serine protease A1, Hsp72 Heat shock proteins 70