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Table 1 Baseline demographic and clinical characteristics

From: Multipolar mapping for catheter ablation of premature ventricular complexes originating from papillary muscles in the structurally normal heart: a case series

Patient number

1

2

3

4

5

6

Demographics

 BMI, kg/m2

19.6

21.6

20.4

24.2

18.6

23.5

 History of PVCs, months

60

9

36

6

84

6

Echocardiography

 LAD, mm

31

25

29

34

33

38

 LVEDD, mm

45

43

44

46

41

52

 LVEF, %

66

64

61

70

60

60

 MR grade

Mild

None

None

None

Mild

Mild

ECG and 24 h-Holter ECG

 PVCs QRS duration, ms

152

144

134

140

148

153

 PVC burden,%

24.1

13.3

17.1

20.8

11.5

10.7

 NSVT

Yes

Yes

Yes

None

Yes

Yes

Medication treatments

Propafenone

β-Blocker; Mexiletine

β-Blocker

β-Blocker

β-Blocker

β-Blocker

  1. The data are presented as the numbers (%) or the means. BMI, body mass index; PVCs, premature ventricular complexes; LAD, left atrial diameter; LVEDD, left ventricular end-diastolic diameter; LVEF, left ventricular ejection fraction; MR, mitral regurgitation; NSVT, nonsustained ventricular tachycardia