J. Rossinen et al., EFFECTS OF ACUTE ALCOHOL INGESTION ON HEART-RATE-VARIABILITY IN PATIENTS WITH DOCUMENTED CORONARY-ARTERY DISEASE AND STABLE ANGINA-PECTORIS, The American journal of cardiology, 79(4), 1997, pp. 487
The effects of acute alcohol intake (ethanol blood concentration 1.3 /- 0.4%) on heart rate variability were evaluated with 24-hour Holter
recordings in 20 patients with stable coronary artery disease in a jui
ce-controlled experiment. In the frequency domain analysis, the high-,
low-, and very low frequency components were Significantly decreased
after alcohol; these changes last longer than the elimination of alcoh
ol.