Table 5.

Overall accuracies of the baseline and lightweight models according to subjects in the test set. (Subject numbers 100 to 223 are from MIT-BIH, and the rest are from S-patch.)

Subject #	Rhythm	Beats, n	RNNa				Fused RNN
			ACCb (%)	PPVc (%)	SENd (%)	SPECe (%)	ACC (%)	PPV (%)	SEN (%)	SPEC (%)
100	Normal	2273	99.74	99.34	99.34	99.84	99.91	99.78	99.78	99.95
104	Paced	2225	98.04	95.10	95.10	98.78	99.12	97.80	97.80	99.45
108	Normal	1756	97.56	93.91	93.91	98.48	99.66	99.15	99.15	99.79
202	Afibf	2133	98.87	97.19	97.19	99.30	99.51	98.78	98.78	99.70
223	VTg	2604	97.45	93.63	93.63	98.41	98.54	96.35	96.35	99.09
12006	Normal	60,867	99.87	99.66	99.66	99.92	99.90	99.76	99.76	99.94
12007	Normal	75,805	99.87	99.66	99.66	99.92	99.99	99.97	99.97	99.99
12008	Normal	78,866	99.94	99.84	99.84	99.96	99.98	99.96	99.96	99.99
12010	SVTh and VT	75,914	99.89	99.72	99.72	99.93	99.97	99.94	99.94	99.98
12011	Bigeminy	66,229	99.92	99.79	99.79	99.95	99.71	99.27	99.27	99.82
12012	Normal	63,820	99.98	99.94	99.94	99.99	99.99	99.99	99.99	99.99
12358	Noise	85,091	99.97	99.92	99.92	99.98	99.96	99.90	99.90	99.97

^aRNN: recurrent neural network.

^bACC: accuracy.

^cPPV: positive predictive value.

^dSEN: sensitivity.

^eSPEC: specificity.

^fAfib: atrial fibrillation.

^gVT: ventricular tachycardia.

^hSVT: supraventricular tachycardia.