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Table 2 Comparison between 3D and PW methods according to COP in each group

From: Effects of cardiac pacemakers on left ventricular volumes and function assessed by 3D echocardiography, Doppler method, and global longitudinal strain

COP

3D

PW

WX

P

Single chamber

 Post-pacing (7–10 days)

3.69 ± 1.13

3.68 ± 1.11

0.141

0.888

 Follow up after 6 months

3.27 ± 1.12

3.40 ± 1.03

1.830

0.067

Dual chamber

 Post-pacing (7–10 days)

4.48 ± 1.14

4.35 ± 1.04

1.511

0.131

 Follow up after 6 months

3.96 ± 1.04

3.90 ± 0.83

0.070

0.944

  1. WX, p: Wx and P values for Wilcoxon signed-rank test for comparing between single and dual chamber