Table 1.

Non-contact textile ECG sensors.

Integrated in	Materials for Electrodes	Type of Dielectric Material	Location of Measurement	Reference
Stretcher, hospital bed, and wheelchair	Silver gel-printed textile	Cotton T-shirt, sweater, and trousers	Backside	[65]
T-shirt	Polyamide covered with silver yarn and silver-coated by silver	T-shirt	Two electrodes on the back and a reference electrode at the lower chest	[69]
Chest belt	Nickel and copper-coated foam	T-shirt	Lower chest	[67]
Mattress and pillow	Nickel and copper-coated conductive foam	Pajama	Back	[71]
Neonatal mattress	Conductive textile	Polyurethane	Back	[72]