Prevalence and associations of sarcopenia, obesity and sarcopenic obesity in end-stage knee osteoarthritis patients

Table 4 Prevalence of reduced muscle mass by diagnostic criteria

	Unilateral KOA	Bilateral KOA	X²	p
ASM by height^2#
Total, n (%)	20.90% (14/67)	32.39% (23/71)	2.323	0.1275
Female, n (%)	24.07% (13/54)	25.93% (14/54)	0.04938	0.8241
Male, n (%)	7.69% (1/13)	52.94% (9/17)	6.787	0.0092**
ASM by weight^#
Total, n (%)	4.48% (3/67)	4.23% (3/71)	0.1994	0.6552
Female, n (%)	3.70% (2/54)	1.85% (1/54)	0.3429	0.5582
Male, n (%)	7.69% (1/13)	11.76% (2/17)	0.1357	0.7125
ASM by BMI^#
Total, n (%)	11.94% (8/67)	30.99% (22/71)	7.349	0.0067**
Female, n (%)	9.26% (5/54)	24.07% (13/54)	4.966	0.0259*
Male, n (%)	23.08% (3/13)	52.94% (9/17)	2.7348	0.0980

Italic values indicates p values, the values with *indicates statistic significance, and *indicates p < 0.05, **indicates p < 0.01,***indicates p < 0.001, ****indicates p < 0.0001
ASM appendicular skeletal muscle mass, BMI body mass index
^#Cut-off criteria for females, males, respectively: ASM by height², kg/m² (< 5.7, < 7.0), ASM by weight, % (< 19.43, < 25.72), ASM by BMI, kg/m² (< 0.512, < 0.789)

ISSN: 2072-1315