Technological Approaches to Remote Monitoring of Elderly People in Cardiology: A Usability Perspective

Table 1

Systems technology summary.

	System A	System B	System C
System topology	Centralized	Centralized	Centralized
System use	Portable	Residential	Mobile
OS	Linux based	Windows XP	Android
Power supply	Grid	Grid	Battery
Central unit	PC-based box	PC-based desktop	Mobile phone/tablet
Data connection	WAN	xDSL/WLAN/WAN	WAN/WLAN
Device connection	Bluetooth, USB	Bluetooth, USB	Bluetooth
User I/O interfaces	Remote control video, audio	Touchscreen video, audio	Touchscreen video, audio
Audio/video communication	Yes	Yes	Yes