No gender differences in pacemaker selection in patients undergoing their first implantation

J. E. Roeters van Lennep, A. H. Zwinderman, H. W. Roeters van Lennep, N. M. van Hemel, M. J. Schalij, E. E. van der Wall

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Abstract

Recent studies have indicated that nomen were less likely to receive sophisticated pacemaker devices than men. These differences could not be fully explained by demographic and clinical variables. The purpose of the present study was to assess whether a gender related difference might exist in pacemaker mode selection in patients undergoing their first implantation in The Netherlands. Records of first implants (n = 39,217) collected from 1988 through 1997 covering 93'% of all implantations in The Netherlands. From this population 33,564 (85.6%) patients were included for final analysis. I We observed no significant sex differences in pacemaker selection in patients with atrioventricular conduction disorders and bundle branch block. In patients with sick sinus syndrome, only very old women (greater than or equal to 85 years) had more atrial systems implanted than men of similar age (6.5% vs 3.5%), whereas men received more double chamber pacemakers (12.3% vs 10.3%) (P = 0.002). However, the relative distribution of physiological versus nonphysiological pacemakers in this subgroup rr as similar for men and women. In patients with chronic atrial fibrillation/flutter associated with bradycardia, sex differences were only apparent in the age group of 75-85 years; women received more dual chamber pacemakers (8.8% vs 5.3%) whereas men received more single chamber ventricular pacemakers (94.2% vs 89.8%) (P = 0.0011). With increasing age, sex differences in pacemaker selection rt ere absent, but there n as a considerable drop in implantation rate of dual chamber systems. Our study showed no major sex differences in the selection of pacemaker devices. Physicians select pacemaker devices by age rather than gender, which might be a rational choice
Original languageEnglish
Pages (from-to)1232-1238
JournalPacing and clinical electrophysiology
Volume23
Issue number8
Publication statusPublished - 2000

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