Comparison of the prevalence of sarcopenia in geriatric patients in Xining based on three different diagnostic criteria

Table 1 Sarcopenia diagnostic criteria

Variable		AWGS 2019	Beijing	Lasha
Muscle Strength	Male	< 28 kg	< 27 kg	< 26.7 kg
	Female	< 18 kg	< 16 kg	< 15.8 kg
Muscle mass (BIA)	Male	< 7.0 kg/m2	< 7.61 kg/m2	< 6.53 kg/m2
	Female	< 5.7 kg/m2	< 6.43 kg/m2	< 5.62 kg/m2
Performance	Male	< 1.0 m/s	< 0.98 m/s	< 0.87 m/s
	Female		< 0.88 m/s

AWGS: Asian Working Group for Sarcopenia; BIA: Bioelectrical Impedance Analyzer.

Table 2 Subjects demographic and clinical characteristics stratified by gender and ethnicity (n = 150)

Variable	Gender		Ethnicity
	Male (n = 92)	Female (n = 58)	Han (n = 113)	Minority (n = 37)
Age (yr)	72.93 ± 5.86	71.59 ± 5.21	72.37 ± 5.69	72.54 ± 5.55
Height (m)	1.69 ± 0.06a	1.57 ± 0.06	1.64 ± 0.08	1.64 ± 0.09
Weight (kg)	68.99 ± 12.54a	59.14 ± 9.57	63.90 ± 10.99	69.22 ± 15.51a
BMI (kg/m2)	24.25 ± 3.97	23.88 ± 3.65	23.66 ± 3.59	25.48 ± 4.29a
Handgrip (kg)	28.52 ± 9.39a	19.24 ± 6.32	25.26 ± 9.83	23.93 ± 8.29
Muscle mass (kg/m2)	7.51 ± 0.97a	6.08 ± 0.78	6.84 ± 1.04	7.29 ± 1.37a
6-meter gait speed (m)	0.94 ± 0.23	0.87 ± 0.24	0.93 ± 0.25	0.86 ± 0.18

^aP < 0.05.