Table 1. Hardness and strain of subcutaneous and muscle tissues under variable loads.

	Load (N)	Young’s modulus (kPa)	Strain (-)
		Mean ± SD	Mean ± SD
Subcutaneous tissue	1	26.1 ± 19.0	0.16 ± 0.05
	30	2,199.1 ± 1,354.8	0.33 ± 0.09
Muscle	5	62.2 ± 10.3	0.19 ± 0.03
	30	440.4 ± 80.0	0.47 ± 0.04