. Author manuscript; available in PMC: 2017 Sep 1.

Published in final edited form as: Ann Biomed Eng. 2016 Feb 8;44(9):2695–2706. doi: 10.1007/s10439-016-1559-9

Table 2.

Comparison of different 2-point EIS sensors. Maximum relative variability: standard deviation/mean.

Reference	Design	Sample condition	Input voltage (mV)	Sweeping frequency (Hz)	Impedance (Ω)	Maximum relative variability
Yu et al.³⁶	Concentric	in vitro	10	10k–100k	1.1k–2.1k	~0.1
Cao et al.⁴	Concentric	in vivo	10	1k–300k	7k–100k	~0.1
Presented work	Linear	in vivo	50	1k–300k	4k–60k	~0.1