Inter-relations among declines in arterial distensibility, baroreflex function and respiratory sinus arrhythmia
Padmini Kaushal, BS* and
J. Andrew Taylor, PhD*,*
* Laboratories for Cardiovascular Research, Hebrew Rehabilitation Center For Aged Research and Training Institute, and Harvard Medical School Division on Aging, Boston, MassachusettsUSA

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Figure 1 Examples of arterial baroreflex data from one young and one older volunteer.
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Figure 2 Data for the mechanical baroreflex component, arterial baroreflex gain and neural baroreflex component from young and older volunteers (far left and far right of each panel). Mean, SE and p value are shown in the center of each panel.
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Figure 3 Raw and power spectral data during paced breathing in one young and one older volunteer.
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Figure 4 Path diagram and coefficients of the model for young and older groups of patients. n.s. = nonsignificant effect.
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