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. Author manuscript; available in PMC: 2016 Aug 25.
Published in final edited form as: Circ Arrhythm Electrophysiol. 2016 Mar;9(3):e003283. doi: 10.1161/CIRCEP.115.003283

Table 3. Predictors of First Appropriate Implantable Cardioverter-Defibrillator Therapy After Generator Replacement in Multivariable Analysis.

Risk Factor HR 95% CI P Value
Left ventricular ejection fraction
(per decrement of 10%)		 1.96 1.35–2.87 0.001
Serum sodium (per decrement
of 10 mEq/L)		 4.31 1.41–13.16 0.010
Hemoglobin (per decrement of 1 g/dL) 1.21 1.03–1.42 0.021

CI indicates confidence interval; and HR, hazard ratio.