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Nonlinear dynamics in sudden cardiac death syndrome: heartrate oscillations and bifurcations
A L Goldberger1, D R Rigney, J Mietus
1Cardiovascular Division, Beth Israel Hospital & Harvard Medical School, Boston, Massachusetts 02215.
Experientia
|December 1, 1988
Abstract:
Patients at high risk of sudden cardiac death show evidence of nonlinear heartrate dynamics, including abrupt spectral changes (bifurcations) and sustained low frequency (.01-.04 Hz) oscillations in heartrate.