Age and Ethnicity Differences in Short-Term Heart-Rate Variability
Jong-Bae Choi, MD,
Suzi Hong, PhD,
Richard Nelesen, PhD,
Wayne A. Bardwell, PhD,
Loki Natarajan, PhD,
Christian Schubert, MD and
Joel E. Dimsdale, MD
From the Department of Neuropsychiatry, Kyunggi Provincial Hospital for the Elderly, Kyunggi-do, South Korea (J.B.C.); Department of Psychiatry, University of California, San Diego, La Jolla, California (J.B.C., S.H., R.N., W.A.B., C.S., J.E.D.); Department of Biostatistics, Moores UCSD Cancer Center, La Jolla, California (L.N.); Department of Medical Psychology and Psychotherapy (C.S.), Innsbruck Medical University, Innsbruck, Austria.

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Figure 1. Correlation between log HF and age in African American (upper) and Caucasian American (lower).
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Figure 2. Correlation between log LF and age in African American (upper) and Caucasian American (lower).
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Copyright © 2006 by the American Psychosomatic Society