Table 1.

7 ECG databases comparison.

Name	Subjects	Records (length)	Sampling rate	Age	Male, n(%)	Lead, n
MIT-BIH	47	48 (30 min)	360 Hz	23–89	25 (52.08)	2
EDB	79	90 (120 min)	250 Hz	30–84	70 (88.61)	2
AHA	N/A	154 (180 min)	250 Hz	N/A	N/A	2
CU	35	35 (8 min)	250 Hz	N/A	N/A	2
NSD	2	12 (30 min)	360 Hz	51–69	1 (50)	2
St Petersburg DB	32	75 (30 min)	257 Hz	18–80	17 (53.13)	12
Proposed one	10646	10646 (10 second)	500 Hz	4–98	5956 (55.95)	12