Table 1: Baseline Clinical Characteristics
Worsening TR Post-Extraction (n=84)
Same or Improved TR Post-Extraction (n=237)
P value
Demographics
Age (years), mean ± SD 62.1 ± 14.2 61.9 ± 15.5 0.92
Body mass index, mean ± SD 29.5 ± 6.3 29.1 ± 7.1 0.64
Women, n (%) 39 (46.4) 96 (40.5) 0.34
Comorbidities and Risk Factors
Systemic hypertension, n (%) 69 (82.1) 178 (75.1) 0.19
Congestive heart failure, n (%) 69 (82.1) 188 (79.3) 0.58
Baseline LVEF (%), mean ± SD 37.9 ± 17.0 35.2 ± 16.9 0.21
Chronic kidney disease, n (%) 33 (39.3) 92 (38.8) 0.94
Pulmonary hypertension, n (% of known) 32 (46.4) 123 (59.4) 0.06
Atrial fibrillation/Atrial flutter, n (%) 46 (54.8) 117 (49.4) 0.40
Diabetes Mellitus, n (%) 33 (39.3) 90 (38.0) 0.83
Coronary Artery Disease, n (%) 31 (36.9) 84 (35.4) 0.81
Prior cardiac surgery, n (%) 27 (32.1) 77 (32.5) 0.95
CABG, n (%) 14 (16.7) 36 (15.2) 0.75
Device
Pacemaker, n (%) 29 (34.5) 92 (38.8) 0.49
ICD, n (%) 55 (65.5) 145 (61.2) 0.49
Leads across TV, mean ± SD 1.07 ± 0.40 1.05 ± 0.26 0.60
Abandoned leads across TV, mean ± SD 0.06 ± 0.24 0.05 ± 0.24 0.74
Echocardiograms
Pre-extraction echocardiogram (days), mean ± SD 98.5 ± 201.2 74.5 ± 164.5 0.28
Post-extraction echocardiogram (days), mean ± SD 92.5 ± 120.1 73.3 ± 110.6 0.18
Indication for Extraction
Infection, n (%) 50 (59.5) 136 (57.4) 0.73
Tricuspid valve endocarditis, n (%) 5 (6.0) 7 (3.0) 0.21
Lead dysfunction, n (%) 18 (21.4) 47 (19.8) 0.86
Device upgrade, n (%) 12 (14.3) 46 (19.4) 0.29
Upgraded due to Ipsilateral vein occlusion 2 (16.7) 11 (23.9) 0.28
Upgraded to avoid redundant hardware 10 (83.3) 35 (76.1) 0.28
TR, n (%) 2 (2.4) 4 (1.7) 0.69
Other†, n (%) 2 (2.4) 4 (1.7) 0.69