Table 1 Overview of 4 groups of signals according to the presence or absence of pathologies in rhythm and morphology.

From: Pathologies affect the performance of ECG signals compression

Rhythm

Morphology

Group abbreviation

Number of signals

F

F

FF

39

F

P

FP

72

P

F

PF

7

P

P

PP

7

  1. F stands for physiological and P stands for pathological signals.