Table 3.

Predictors of sudden cardiac death across etiology categories-results of separate COX analysis.

ICM					NICM
Variables	Univariable	P	Multivariable	P	Variables	Univariable	P	Multivariable	P
	HR(95%CI)		HR (95%CI)			HR (95%CI)		HR(95%CI)
Heart rate (bpm)	1.019 (1.004–1.034)	0.015			DBP (mmHg)	0.973 (0.949–0.998)	0.033
Advanced NYHA class III-IV	5.635 (1.756–18.087)	0.004			Previous HF hospitalization	3.678 (1.502–9.005)	0.004
Revascularization	0.473 (0.277–0.806)	0.006	0.515 (0.293–0.907)	0.021	Af/AFL
Frequent PVB	2.180 (1.246–3.815)	0.006	2.023 (1.131–3.616)	0.017	paroxysmal	5.063 (1.992–12.866)	0.001
LVEF	0.962 (0.929–0.997)	0.032			persistent	1.092 (0.453–2.634)	0.844
eGFR (ml/min)	0.983 (0.973–0.992)	<0.0001	0.989 (0.978–1.000)	0.047	Frequent PVB	2.955 (1.441–6.058)	0.003	2.694 (1.034–7.017)	0.043
Hemoglobin (g/l)	0.985 (0.972–0.997)	0.016	0.987 (0.974–1.000)	0.048	Non-sustained VT	3.340 (1.609–6.935)	0.001
Digoxin	2.114 (1.170–3.821)	0.013			LVEF	0.961 (0.915–1.010)	0.119
					eGFR(ml/min)	0.978 (0.965–0.991)	0.001
					Na+	0.873 (0.806–0.944)	0.001	0.874 (0.783–0.974)	0.015
					Low T3 syndrome	5.577 (2.100–14.809)	0.001	3.541 (1.105–11.349)	0.033
					β-blockers	0.291 (0.119–0.713)	0.007	0.347 (0.122–0.982)	0.046
					COPD	3.117 (1.086–8.950)	0.035
					Isosorbide mononitrate	2.694 (1.282–5.662)	0.009	2.381 (1.066–5.321)	0.034