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Table 5 Predictors of recurrence of TR in catheter and surgical cohort: univariate and multivariate analyses

From: Catheter ablation or surgical therapy in moderate-severe tricuspid regurgitation caused by long-standing persistent atrial fibrillation. Propensity score analysis

  Univariate Multivariate
HR (95% CI) P value HR (95% CI) P value
Age (per 10 years) Catheter 2.98 (1.44–5.82) 0.051 4.30 (0.50–8.30) 0.092
Surgical 2.11 (1.69–6.36) 0.065 3.83 (0.94–7.69) 0.210
AF duration, months Catheter 2.90 (1.04–4.86) 0.016 2.01 (0.73–4.29) 0.450
Surgical 2.19 (1.71–6.94) 0.044 2.38 (0.83–5.12) 0.167
LAD, mm Catheter 3.72 (0.50–8.61) 0.085 3.51 (0.94–7.23) 0.369
Surgical 2.57 (0.98–5.18) 0.078 4.27 (0.63–6.17) 0.137
RAA, mm2 Catheter 4.63 (1.74–9.56) 0.042 4.36 (0.52–8.05) 0.254
Surgical 4.22 (0.91–8.52) 0.051 5.54 (0.10–7.24) 0.080
RVSI Catheter 3.63 (1.62–8.30) 0.004 3.13 (1.91–6.41) 0.009
Surgical 3.18 (1.50–7.88) 0.005 3.21 (1.99–6.49) 0.015
RVFAC, % Catheter 3.16 (1.43–7.76) 0.039 3.03 (0.84–4.47) 0.065
Surgical 3.05 (0.93–6.36) 0.060 2.31 (0.12–3.75) 0.063
Tethering height, mm Catheter 3.16 (1.17–7.30) 0.008 3.00 (1.69–5.56) 0.004
Surgical 3.14 (1.35–8.38) 0.001 4.01 (2.71–6.58) 0.009
Tethering area, cm2 Catheter 2.60 (0.92–4.68) 0.079 1.38 (0.52–2.93) 0.063
Surgical 1.49 (1.74–3.65) 0.028 1.46 (0.89–3.30) 0.084
TR EROA, cm2 Catheter 2.96 (0.61–6.56) 0.058 1.33 (0.84–4.62) 0.082
Surgical 1.56 (0.92–5.53) 0.059 1.11 (0.61–4.39) 0. 065
TR VC, cm Catheter 2.55 (0.86–5.60) 0.073 3.53 (0.84–7.55) 0.096
Surgical 3.32 (0.72–7.96) 0.092 3.21 (0.50–7.19) 0.365
TR grade Catheter 3.08 (1.47–7.80) 0.032 3.17 (1.17–7.37) 0.102
Surgical 3.1 (0.92–6.52) 0.072 2.68 (1.48–6.04) 0.068
TAD, cm Catheter 3.61 (0.74–7.17) 0.098 2.79 (0.50–6.88) 0.208
Surgical 3.96 (0.68–9.47) 0.071 3.01 (0.32–8.01) 0.628
  1. AF Atrial fibrillation, CI = CI Confidence interval, EROA Effective regurgitant orifice area, LAD Left atrial diameter, RAA Right atrial area, RVFAC Right ventricle fractional area change, RVSI Right ventricle sphericity index, TR Tricuspid regurgitation, VC Vena contracta