Fig. 4
From: Workload regulation by Sudarshan Kriya: an EEG and ECG perspective
Mean value of sympathovagal balance index (SVI) for baseline (BL) condition in Experiment with standard error as error bar. Data were compared among groups for the time periods of 0 and 30 days. C1 _BL Pre-control group at 0-day time period, C2 _BL post-control group after 30 days period, E1 _BL pre-experimental group prior exposure to SKY, E2_BL post-experimental group after 30 days period