Fig. 2From: The impact of high-intensity interval training exercise on breast cancer survivors: a pilot study to explore fitness, cardiac regulation and biomarkers of the stress systemsIndividual responses from pre to post intervention for each group (CON, CMIT, HIIT) for heart rate variability time domains LnRMSSD in m/s2. Estimated group means, and 95% confidence intervals are shown in greyBack to article page