Retrospective Cohort Study
Copyright ©The Author(s) 2015.
World J Cardiol. Aug 26, 2015; 7(8): 490-498
Published online Aug 26, 2015. doi: 10.4330/wjc.v7.i8.490
Table 3 New York Heart Association functional class before implantation and at follow-up, in patients with a low percentage of stimulation (NO pacing), with apical pacing (right ventricular apical pacing) and with parahisian pacing groups
NO pacing(22 pts)RVA pacing(33 pts)PH pacing(167 pts)
Baseline1.09 ± 0.291.15 ± 0.362.15 ± 0.51
Follow-up1.22 ± 0.521.88 ± 0.991.59 ± 0.55
Significance0.32 (ns)P < 0.05P < 0.001
UnchangedWorseningImprovement