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Table 2 Sarcopenia parameters of the obese and non-obese participants according to sex

From: Central obesity is associated with lower prevalence of sarcopenia in older women, but not in men: a cross-sectional study

Characteristic Men Women
  Obesea (n = 312) Non-obese (n = 571) P-value Obesea (n = 425) Non-obese (n = 519) P-value
HGS, kg (mean ± SD) 33.76 ± 5.35 33.00 ± 5.14 0.03* 22.13 ± 3.47 21.78 ± 3.48 0.12
ASMI, kg/m2 (mean ± SD) 7.62 ± 0.72 6.82 ± 0.72  < 0.01* 6.18 ± 0.65 5.60 ± 0.64  < 0.01*
SPPB (mean ± SD) 11.30 ± 1.10 11.25 ± 1.07 0.43 10.61 ± 1.53 10.93 ± 1.38  < 0.01*
Sarcopeniac (n, %) 18 (5.8) 94 (16.5)  < 0.01* 10 (2.4) 57 (11.0)  < 0.01*
Severe sarcopeniad (n, %) 3 (1.0) 11 (1.9) 0.270 3 (0.7) 11 (2.1) 0.07
  Central obesityb (n = 336) Non-obese (n = 547) P value Central obesityb (n = 609) Non-obese (n = 335) P value
HGS, kg (mean ± SD) 33.40 ± 5.42 33.2 ± 5.1 0.60 21.97 ± 3.36 21.89 ± 3.69 0.73
ASMI, kg/m2 (mean ± SD) 7.09 ± 0.81 7.1 ± 0.8 0.52 5.89 ± 0.72 5.79 ± 0.68 0.04*
SPPB (mean ± SD) 11.17 ± 1.10 11.3 ± 1.1 0.27 10.83 ± 1.47 10.71 ± 1.43 0.25
Sarcopeniac (n, %) 43 (12.8) 69 (12.6) 0.94 33 (5.4) 34 (10.1) 0.01*
Severe sarcopeniad (n, %) 6 (1.8) 8 (1.5) 0.71 6 (1.0) 8 (2.4) 0.09
  Obese by both of BMI and WC (n = 115) Non-obese (n = 768) P value Obese by both of BMI and WC (n = 282) Non-obese (n = 662) P value
HGS, kg (mean ± SD) 34.57 ± 5.40 33.1 ± 5.2  < 0.01* 22.01 ± 3.45 21.91 ± 3.50 0.67
ASMI, kg/m2 (mean ± SD) 7.67 ± 0.71 7.0 ± 0.8  < 0.01* 6.23 ± 0.64 5.70 ± 0.67  < 0.01*
SPPB (mean ± SD) 11.27 ± 1.09 11.3 ± 1.1 0.97 10.56 ± 1.61 10.88 ± 1.38  < 0.01*
Sarcopeniac (n, %) 2 (1.7) 110 (14.3)  < 0.01* 4 (1.4) 63 (9.5)  < 0.01*
Severe sarcopeniad (n, %) 1 (0.9) 14 (1.8) 0.51 1 (0.4) 13 (2.0) 0.06
  1. Abbreviations: BMI Body mass index, WC Waist circumference, HGS Handgrip strength, ASMI Appendicular skeletal muscle mass index, SPPB Short physical performance battery
  2. aBMI ≥ 25 kg/m2
  3. bWC ≥ 90 cm for men and ≥ 85 cm for women
  4. cSarcopenia: low ASMI (< 7.0 kg/m2 for men and < 5.4 kg/m2 for women) and either a low HGS (< 28 kg for men and < 18 kg for women), or low physical performance (SPPB score ≤ 9 for both sexes)
  5. dSevere sarcopenia: low ASMI with low HGS and low physical performance
  6. *P < 0.05