A prognostic nomogram for event-free survival in patients with atrial fibrillation before cardiac resynchronization therapy

Table 2 Univariate and multivariate analyses

Variables	Univariate analysis		Multivariate analysis based on complete cases (N = 136)		Multivariate analysis based on imputed datasets (N = 152)		Points
Variables	HR (95% CI)	P	HR (95% CI)	P	HR (95% CI)	P	Points
Syncope	0.52 (0.27–1.02)	0.057			0.64 (0.32–1.27)	0.199	10 (No syncope)
Pulmonary Hypertension	2.19 (1.19–4.04)	0.011			1.84 (0.98–3.48)	0.060	14
Moderate or severe TR	2.32 (1.32–4.06)	0.003	2.02 (1.07–3.80)	0.029	1.50 (0.82–2.73)	0.186	9
TSH > 4 mIU/L	2.14 (1.19–3.87)	0.012	1.89 (1.03–3.46)	0.040	1.47 (0.79–2.73)	0.220	9
NT-proBNP > 1745 pg/mL	2.93 (1.66–5.17)	< 0.001	2.32 (1.23–4.38)	0.009	2.47 (1.35–4.49)	0.003	20
CLBBB	0.66 (0.39–1.12)	0.120	0.56 (0.31–1.01)	0.054
LVEF < =35%	1.64 (0.87–3.11)	0.130
IVB	1.51 (0.81–2.81)	0.196
Pulmonary congestion	2.14 (1.19–3.87)	0.012
Cardiothoracic ratio
< =0.5	–	–
0.51–0.60	1.72 (0.52–5.68)	0.371
> 0.61	3.15 (0.95–10.46)	0.062

CLBBB complete left ventricular bundle branch block, IVB intraventricular block, LVEF left ventricular ejection fraction, NT-proBNP N-terminal pro brain natriuretic protein, TR tricuspid regurgitation, TSH thyroid-stimulating hormone

ISSN: 1471-2261