The burden of ventricular pacing was high in both groups (median percentage ventricular pacing 98.6% for patients with third-degree AVB, 97.8% for patients with second-degree AVB, and 97% for ...
By multivariate analysis, preoperative LBBB and persistent postoperative third-degree AV block were predictors for late pacemaker dependency ( Table 4). Of 26 patients with third-degree AV block ...