IJCS | Volume 32, Nº5, September/October 2019

497 Table 4 - Comparison of characteristics of patients who were discharged with and without permanent pacemaker 33 patients were discharged without permanent pacemaker 16 patients had permanent pacemaker implanted while in hospital Odds ratio (95% CI), p value Clinical variables: Age (mean ± SD) 79.09 ± 8.46 78.63 ± 8.4 0.857 Male sex 12/33 (36.4%) 7/16 (43.8%) 0.756 Hypertension 29/33 (87.9%) 14/16 (87.5%) 1.00 Diabetes 10/33 (30.3%) 3/16 (18.8%) 0.501 Dyslipidemia 22/33 (66.7%) 12/16 (75%) 0.743 Smoking 8/33 (24.2%) 2/16 (12.5%) 0.463 Coronary artery d. 17/33 (51.5%) 9/16 (53.3%) 0.771 History of myocardial infarction 5/33 (15.2%) 0/16 (0.0%) 0.158 History of PCI 6/33 (18.2%) 4/16 (25%) 0.708 History of CABG surgery 6/33 (19%) 0/16 (0.0%) 0.158 History of syncope 7/33 (21.2%) 1/16 (6.3%) 0.245 Neg. chron. medication 19/33 (57.6%) 9/16 (56.3%) 1.00 Median Euroscore [IQR] 10.9 [8.57 - 17.65] 10.25 [6.92 - 14.20] 0.675 Echocardiographic variables: HR (mean ± SD) 72.78 ± 11.29 73.43 ± 16.8 0.870 HR < 60 bpm 4/32 (12.5%) 4/16 (25%) 0.413 QRS duration in ms Median [IQR] 100 [80 – 120] 140 [100 to 160] 0.013 QRS ≥ 120 ms 9/32 (28.1%) 11/16 (68.8%) 5.62 [1.52 - 20.80] p = 0.012 Median PR interval [IQR] 160 [160 – 200] 190 [160 to 250] 0.984 Atrial fibrillation or flutter 7/33 (21.2%) 6/16 (37.5%) 0.304 First-degree AV block 2/28 (7.1%) 5/10 (50.0%) 13.00 [1.95 - 86.80] p = 0.008 LBBB 4/32 (12.5%) 5/16 (31.3%) 0.137 RBBB 3/32 (9.4%) 5/16 (30.0%) 0.096 LAHB 5/32 (15.6%) 5/16 (31.3%) 0.266 Echocardiographic variables: LVEF (mean ± SD) 58.78 ± 17.82 55.65 ± 14.88 0.540 Max AO LV grad (mean ± SD) 80.0 ± 23.1 80.0 ± 20.4 0.989 HVE on Echo 26/33 (78.8%) 15/16 (93.8%) 0.245 Mitral annulus calcification 15/33 (45.5%) 10/16 (62.5%) 0.363 Cedenilla et al. Requirements for permanent pacemaker afterTAVI Int J Cardiovasc Sci. 2019;32(5):492-504 Original Article