Table 1. Patient demographics.

Gender	34 males, 25 females
Age (mean)	63
LVEF (mean)	0.60
HTN	73%
CAD	34%
DM	24%
BB	34%
PHx of CHF	8% (three diastolic, two systolic patients)
RAN dose (mean)	866 mg daily
Time in between Holters (mean)	3.10 mo
Symptoms
Palpitations	100%
Dizziness	65%
Fatigue	33%

Abbreviations: BB, beta blocker; CAD, coronary artery disease; CHF, congestive heart failure; DM, type 2 diabetes; HTN, hypertension; LVEF, left ventricular ejection fraction; PHx, past history; RAN, ranolazine.