Tricuspid regurgitation (TR) grade, pre-ViV

Ordinal, any vs none, moderate-severe combined, severe alone.

Grade distribution

Grade	N	Deaths	Raw mortality	Median follow-up
None (0)	62	17	27.4%	25.5 mo
Mild (1)	123	48	39.0%	24.5 mo
Moderate (2)	36	15	41.7%	22.2 mo
Severe (3)	10	3	30.0%	16.1 mo

Comparisons

Comparison	N	Events	β (SE)	Cox HR (95% CI)	Cox p	Log-rank p	Result
Ordinal, continuous (per grade, 0-3)	231	83	0.317 (0.154)	1.37 (1.02–1.86)	0.0397	–	Significant
TR ≥1 (any) vs none	231	83	0.321 (0.273)	1.38 (0.81–2.35)	0.2397	0.2377	Not significant
TR ≥2 (moderate-severe) vs none/mild	231	83	0.613 (0.275)	1.85 (1.08–3.16)	0.0258	0.0237	Significant
TR ≥3 (severe) vs everything else	231	83	0.433 (0.592)	1.54 (0.48–4.92)	0.4651	0.4616	Not significant

Kaplan–Meier curves

TR ≥1 (any) vs none

TR ≥2 (moderate-severe) vs none/mild

TR ≥3 (severe) vs everything else

Interactive: select covariates

Every change is sent to the backend, which reruns the Cox model on the full dataset and returns the result (POST /api/multivariate). Listwise deletion: only patients with data for every selected covariate are included.

Post-ViV Echo

Residual AR (any vs none) (presence) Residual AR grade (0-2) (per grade) Residual AR I (mild vs none) (presence) Post-ViV MPG (per 5 mmHg) AVA, post-ViV (per 0.1 cm2) LVEF, post-ViV (per 5%)

Baseline

Age (per 5 yr) Male sex (presence) BMI (per 5 kg/m2) EuroSCORE II (per 1 pt) STS score (per 1 pt) Diabetes (presence) COPD (presence) Atrial fibrillation (presence) Creatinine (per 0.5 mg/dL) eGFR (per 10 mL/min/1.73m2) NYHA class (per class)

Pre-ViV Echo

AS mean gradient, pre-ViV (per 5 mmHg) AVA, pre-ViV (per 0.1 cm2) LVEF, pre-ViV (per 5%) LA volume, pre-ViV (per 10 mL) TR grade, pre-ViV (per grade)

Procedural

TAVI-first (vs SAVR-first) (presence) THV: CoreValve vs SAPIEN family (presence) THV size (per 1 mm) Chimney stenting (presence) General anaesthesia (presence)

Interactive result

N=–, events=–