From: Ambulatory ECG-based T-wave alternans and heart rate turbulence can predict cardiac mortality in patients with myocardial infarction with or without diabetes mellitus
Post-MI
Post-MI + DM
Group control
P value
(N = 96)
(N = 77)
(N = 75)
Category 0
42*
32 *
63
P < 0.05.
Category 1
34*
27*
11
Category 2
20*
18*
1