Textile Concentric Ring Electrodes: Influence of Position and Electrode Size on Cardiac Activity Monitoring

Table 2

Mean and standard deviation of the recording site percentage detectability of the ECG waves of all the recording sites (global) and for the 4 predefined areas when using both TCREs.

Electrode	Wave	Global (%)	Right upper area (%)	Left upper area (%)	Right lower area (%)	Left lower area (%)
TCRE50		41 ± 11	86 ± 14	17 ± 12	52 ± 29	2 ± 5
	QRS	100 ± 0	100 ± 0	100 ± 0	100 ± 0	100 ± 0
		97 ± 3	100 ± 0	99 ± 2	92 ± 11	98 ± 4
TCRE42		41 ± 12	88 ± 8	22 ± 10	41 ± 29	6 ± 13
	QRS	100 ± 0	100 ± 0	100 ± 0	100 ± 0	100 ± 0
		96 ± 3	98 ± 3	98 ± 4	95 ± 6	96 ± 6