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The effect of heel raising (as change from steady-state tilt to steady-state of heel raising) for time-domain (ΔSDNN) and frequency domain (ΔHF power and ΔLF power) heart rate variability measures are illustrated. Data are illustrated for pre-treatment (open bars) and post-treatment (solid bars) for each trea tment group. No significant mean effects for group or pre-post treatment and there was not a significant group-treatment intera ction observed (p>0.05).
