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Table 1 Preoperative characteristics of patients undergoing tricuspid valve surgery for isolated rheumatic tricuspid regurgitation (n = 26). Data are Presented as Mean ± SD, Median (Range), or n (%)

From: Reoperation for isolated rheumatic tricuspid regurgitation

Characteristics All patients
n = 26
Functional TR
n = 14
Organic TR
n = 12
p-Value
Age (year) 48.2 ± 8.6 51.4 ± 9.3 44.4 ± 5.9 0.04
Sex (female) 24 (92.3%) 12 (85.7%) 12 (100%) 0.28
Symptoms duration (month) 29.5 ± 23.1 23.6 ± 16.5 36.3 ± 28.2 0.17
EuroSCORE 4.2 (2.5–24.1) 12.2 (2.5–24.1) 15 (3–16.2) 0.3
NYHA class 3–4 21 (80.8%) 11 (78.6%) 10 (83.3%) 0.58
Lower extremities edema 16 (61.5%) 9 (64.3%) 7 (58.3%) 0.54
Ascites 7 (26.9%) 4 (28.6%) 3 (25%) 0.60
Diabetes mellitus 3 (11.5%) 2 (14.3%) 1 (8.3%) 0.56
Gastro-duodenal ulcer 2 (7.7%) 2 (14.3%) 0 (0%) 0.28
History of stroke 3 (11.5%) 0 (0%) 3 (25%) 0.09
Haemoglobin < 12 g/dl 6 (23.1%) 3 (21.4%) 3 (25%) 0.60
Creatinine ≥2 mg/dl 2 (7.7%) 1 (7.1%) 1 (8.3%) 0.72
Atrial fibrillation 26 (100%) 14 (100%) 12 (100%) 1
Cardio-thoracic ratio 0.63 ± 0.09 0.62 ± 0.09 0.65 ± 0.09 0.4
Nature of tricuspid regurgitation
- Late 16 (61.5%) 13 (92.9%) 3 (25%) 0.001
- Redo 10 (38.5%) 1 (7.1%) 9 (75%) 0.001
Tricuspid annulus diameter (mm) 42.8 ± 5.6 45.2 ± 3.1 40 ± 6.7 0.02
Tricuspid regurgitation severity 3.8 ± 0.4 3.7 ± 0.5 3.8 ± 0.4 0.5
- Grade 3 6 (23.1%) 4 (28.6%) 2 (16.7%) 0.65
- Grade 4 20 (76.9%) 10 (71.4%) 10 (83.3%) 0.40
Right ventricular dysfunction 12 (46.2%) 7 (50%) 5 (41.7%) 0.49
Systolic pulmonary arterial pressure (mmHg) 47 ± 16.4 41.7 ± 11.6 53.2 ± 19.3 0.09
Left ventricular ejection fraction (%) 57.1 ± 9.4 57.9 ± 6.7 56.1 ± 12.4 0.64
Left ventricular ejection fraction < 40% 1 (3.8%) 0 (0%) 1 (8.3%) 0.46
Left atrium diameter (mm) 55.9 ± 13.9 56.4 ± 17.1 55.4 ± 10.8 0.88
Number of previous heart operations 1.4 ± 0.6 1.2 ± 0.4 1.6 ± 0.8 0.2
- 1 18 (69.2%) 11 (78.6%) 7 (58.3%) 0.4
- 2 6 (23.1%) 3 (21.4%) 3 (25%) 1
- 3 2 (7.7%) 0 (0%) 2 (16.7%) 0.2
Previous left side valve surgery
- Mitral valve replacement 16 (61.5%) 10 (71.4%) 6 (50%) 0.42
- Mitral and aortic valve replacement 10 (38.5%) 4 (28.6%) 6 (50%) 0.24
Previous tricuspid procedure
- No tricuspid procedure 16 (61.5%) 13 (92.9%) 3 (25%) 0.001
- Devega technique 2 (7.7%) 1 (7.1%) 1 (8.3%) 1
- Devega + Commissurotomy 7 (26.9%) 0 (0%) 7 (58.3%) 0.001
- Commissurotomy 1 (3.8%) 0 (0%) 1 (8.3%) 0.5
  1. TR: tricuspid regurgitation, EuroSCORE: European System for Cardiac Operative Risk Evaluation, NYHA: New York Heart Association