## Appendix A
\begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**No.** & **Ref.** & **Country, Year** & **Technology Used** & \multicolumn{2}{c}{**Physiological Signals**} & **Type of Device** & **Key Findings** \\ \hline
21. & [105] & Italy, 2021 & e-health, cloud-based platform & Various physiological signals & Vital sign sensors, gateway (table), panic button & Enables remote management of cerebrovascular risk factors, is highly compliant with measurement tasks, and improves health outcomes for TIA/stroke patients. & Provides real-time monitoring and alerts and ensures user-friendliness and effectiveness in remote monitoring of elderly individuals. & Provides real-time monitoring and alerts and ensures user-friendliness and effectiveness in remote monitoring of elderly individuals. & Cost-effective health condition diagnosis, remote access for monitoring, and live video feeds of patients. & Provides real-time monitoring and alerts \\
22. & [106] & Spain, 2021 & Sensors, cloud server, mobile application & Heart issues, falls, temperature changes & Smart garment & User-friendliness and effectiveness in remote monitoring of elderly individuals. \\ \hline
23. & [37] & India, 2021 & MyRIO 1900, IoT sensors, web publishing tool & Heart rate, body temperature, blood pressure, oxygen level, breathing rate & Wearable sensors, web-based application & Cost-effective health condition diagnosis, remote access for monitoring, and live video feeds of patients. & Cost-effective health condition diagnosis, remote access for monitoring solutions. \\ \hline
24. & [43] & China, 2021 & Cloud computing, wearable sensors & Heart rate, blood pressure, temperature & Wearable devices & Cloud-based health monitoring systems for elderly care using wearable technology for vehicle and efficient health monitoring solutions. \\ \hline
25. & [50] & Romania, 2021 & Cloud computing, wearable sensors, IoT & Heart rate, blood pressure, temperature & Wearable devices & Cloud computing integration in wearable health monitoring systems enhances data accessibility and efficiency. \\ \hline
26. & [30] & Turkey, 2021 & IoT, wearable sensors, cloud computing & Heart rate, blood pressure, temperature & Wearable devices & Cloud computing integration in wearable health monitoring systems enhances data accessibility and efficiency. \\ \hline
27. & [70] & Egypt, 2021 & IoT, wearable sensors & Heart rate, blood pressure, temperature & Wearable devices & IoT-enabled networking systems enhance elderly care through real-time data. \\ \hline
28. & [36] & India, 2021 & IoT, sensors, AI technology & Temperature, heart rate, ECG, blood pressure, SPO2 & Sensors, microcontroller, mobile application & Allows continuous monitoring of hospital and home patients and provides healthcare professionals with real-time data access. \\ \hline
29. & [31] & USA, 2022 & IoT, wearable sensors & Heart rate, blood pressure, temperature & Wearable devices & IoT and wearable technology provide effective health monitoring solutions for elderly care. \\ \hline
30. & [61] & Thailand, 2022 & Cloud computing, wearable sensors & Heart rate, blood pressure, temperature & Wearable devices & Wearable devices \\ \hline \hline \end{tabular}
\end{table} 
Table **A1**: _Cont._