Table 1

	Patients(n=18)	Controls(n=20)	Difference95% CI	P-valuet-test
Height [cm]	168(9)	169( 8)	[-0.1;0.1]	0.852
Weight [kg]	73.4(10.9)	69.9( 6.4)	[-3.3; 10.2]	0.309
BMI [kg/m²]	25.8 ( 2.9)	24.5 (2.6)	[-0.5; 3.1]	0.146
Age [years]	67.8(8.1)	66.1 (6.4)	[-3.1; 6.5]	0.471

Table 1: Mean (SD) Demographic parameters for the patients with TKA and age-matched control subjects. CI: Confidence Interval. Note: Independent samples t-tests were used to confirm clinically relevant differences indicated by the confidence interval of the difference between groups not containing 0.