Internet of things-based health monitoring system for early detection of cardiovascular events during COVID-19 pandemic

Table 7 Sensitivity of detection of the proposed system by cardiac arrhythmia classes

Class No.	LSTM	RST-LSTM	Class No.	LSTM	RST-LSTM
C1	98.54	99.16	C9	NaN	NaN
C2	86.73	88.57	C10	98.24	98.65
C3	99.54	99.52	C11	NaN	NaN
C4	97.98	98.86	C12	NaN	NaN
C5	98.36	98.87	C13	NaN	NaN
C6	89.56	92.19	C14	97.92	99.03
C7	NaN	NaN	C15	NaN	NaN
C8	NaN	NaN	C16	81.57	82.87
Average sensitivity	LSTM	94.27	Average sensitivity	RST-LSTM	95.30

NaN: Not a number; LSTM: Long short-term memory; RST: Rough set theory.