Table 1 List of pathologies present in BUT PDB, their abbreviations (Abb.), number of heartbeats and the number and IDs of signals with the given pathology.

From: Reliable P wave detection in pathological ECG signals

Abb.

Type of pathology

Number of heartbeats

Number of records

IDs of the records with the pathology

A

Atrial premature beat

142

21

01,04,05,09,16,17,18,26,28,31,32,35,38,39,40,41,42,43,46,49,50

SVTA

Supraventricular tachyarrhythmia

Included in A

3

09,11,43

AFIB

Atrial fibrillation

1079

9

07,08,44,45,46,47,48,49, 50

AFL

Atrial flutter

86

1

38

BI

1st degree atrioventricular block

Included in L(140)

1

22

BII

2nd degree atrioventricular block

Extra 80 P wave

2

1,13

BIII

3rd degree atrioventricular block

Extra 61 P wave

1

3

E

Ventricular escape beat

99

1

9

F

Fusion beat

76

7

06,10,14,19,32,35,36

J

Nodal beat

26

2

7,38

L

Left bundle branch block beat

448

4

21,22,36,41

NA

Sinus arrhythmia

129

1

24

NOD

Nodal premature beat

76

2

6,15

P

Paced rhythm

236

2

3,19

PREX

Pre-excitation

130

1

12

R

Right bundle branch block beat

717

6

01,06,13,26,33,34

V

Ventricular premature beat

547

27

02,03,05,08,10,14,20,21,22,25,26,27,28,29,

30,31,32,33,35,36,37,39,40,41,42,45,47,50

B

Ventricular bigeminy

included in V

3

02,14,27

T

Ventricular trigeminy

included in V

2

27,29

IVR

Idioventricular rhythm

included in V

1

30

VP

Ventricular pair

included in V

1

25

VFL

Ventricular flutter

66

1

33

a

Aberrated atrial premature beat

9

1

23

N

Normal beat

3772