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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