Sarcopenia: Influence of Regional Skeletal Muscle Cutoff Points and Fat-Free Mass in Older Mexican People—A Pilot Study

Table 1

Six different definitions for diagnosing sarcopenia based on the 2010 EWGSOP criteria.

Men	Women
Definition I^1,2
ASMI ≤ 5.86 kg/m^2	ASMI ≤ 4.72 kg/m^2
HGS-BMI ≤ 24.6; <27 kg	HGS-BMI ≤ 25.1; <15.5 kg
HGS-BMI 24.7–26.3; <32 kg	HGS-BMI 25.2–28.6; <18.5 kg
HGS-BMI 26.4–28.6; <37 kg	HGS-BMI 28.7–31.6; <21.5 kg
HGS-BMI ≥ 28.7; <45 kg	HGS-BMI ≥ 31.7; <25.0 kg
Ht ≤ 169 cm (GS <0.76 m/s)	Ht ≤ 154 cm (GS < 0.74 m/s)
Ht > 169 cm (GS <0.79 m/s)	Ht > 154 cm (GS < 0.79 m/s)
Definition II^1,3
ASMI ≤ 5.86 kg/m^2	ASMI ≤ 4.72 kg/m
GS ≤ 0.8 m/s	GS ≤ 0.8 m/s
Definition III^4
ASMI ≤ 7.26 kg/m^2	ASMI ≤ 5.50 kg/m^2
HGS ≤ 30 kg	HGS ≤ 20 kg
GS ≤ 0.8 m/s	GS ≤ 0.8 m/s
Definition IV^5,3
ASMI ≤ 6.34 kg/m^2	ASMI ≤ 5.12 kg/m^2
HGS ≤ 30 kg	HGS ≤ 20 kg
GS ≤ 0.8 m/s	GS ≤ 0.8 m/s
Definition V^5,6
ASMI ≤ 6.34 kg/m^2	ASMI ≤ 5.12 kg/m^2
HGSv≤ 30 kg	HGS ≤ 20 kg
SPPB ≤ 8 score	SPPB ≤ 8 score
Definition VI^2,5
ASMI ≤ 6.34 kg/m^2	ASMI ≤ 5.12 kg/m^2
HGS-BMI ≤ 24.6; <27 kg	HGS-BMI ≤ 25.1; <15.5 kg
HGS-BMI 24.7–26.3; <32 kg	HGS-BMI 25.2–28.6; <18.5 kg
HGS-BMI 26.4–28.6; <37 kg	HGS-BMI 28.7–31.6; <21.5 kg
HGS-BMI ≥ 28.7; <45 kg	HGS-BMI ≥ 31.7; <25.0 kg
Ht > 169 cm (GS <0.79 m/s)	Ht ≤ 169 cm (GS <0.76 m/s)
Ht > 169 cm (GS <0.79 m/s)	Ht ≤ 169 cm (GS <0.76 m/s)

ASMI, appendicular skeletal muscle mass index; HGS, hand grip strength; GS, gait speed; SPPB, short physical performance battery; Ht, height; BMI, body mass index. ¹ASMI gender-specific regional cutoff points based on 2 SD below mean value for young men and women from northwest Mexico. ²HGS and GS based on the quintile distribution of the current study population. ³HGS and GS based on cutoff points based on EWGSOP 2010 criteria. ⁴ASMI, HGS, and GS gender-specific cutoff points based on EWGSOP 2010 criteria. ⁵ASMI gender-specific cutoff points based on the quintile distribution of the current study population. ⁶HGS and SPPB based on cutoff points based on EWGSOP 2010 criteria.