Table II.

Symptoms of digoxin toxicity in the ILDD and CLDD groups.

Symptoms	ILDD, n=24	CLDD, n=23
Loss of appetite, n (%)	0/24 (0)	1/23 (4.3)
Nausea, n (%)	0/24 (0)	1/23 (4.3)
Vomiting, n (%)	0/24 (0)	0/23 (0)
Diarrhea, n (%)	0/24 (0)	1/23 (4.3)
Dizziness and headaches, n (%)	0/24 (0)	0/23 (0)
Blurred or yellowish-green vision, n (%)	0/24 (0)	0/23 (0)
Confusion, n (%)	0/24 (0)	0/23 (0)
Fast or slow heart rate, n (%)	0/24 (0)	0/23 (0)
Irregular heart beat, n (%)	0/24 (0)	1/23 (4.3)
Feelings of a racing, pounding or forcefully beating heart, n (%)	0/24 (0)	0/23 (0)
Fatigue and weakness, n (%)	0/24 (0)	0/23 (0)

ILDD, intermittent low doses of digoxin (patients were instructed to take 125 μg digoxin per day orally for three days and then 62.5 μg every other day); CLDD, continuous low doses of digoxin (patients were instructed to take 125 μg digoxin per day orally for three days and then 62.5 μg every day).