Table 5.

Changes in key heart rate variability parameters before (0–5 min) and after (20–25 min) both the interventions

Group	HR, mean±SD			RMSSD, mean±SD			Percentage of HF nu power, mean±SD
	Before	After	P	Before	After	P	Before	After	P
SEE protocol	80.95±8.09	78.18±11.22	0.02*	43.73±20.64	51.78±26.42	0.04*	28.37±19.12	46.51±24.68	0.0002*
Silence	75.72±10.04	72.42±6.2	0.02*	49.86±25.7	60.82±34.6	0.004*	47.78±21.32	46.24±18.94	0.39

*Denotes a statistically significant change in the “after” data as compared to “before.” HR=Heart rate, RMSSD=Root mean square of successive differences, HF nu = High-frequency normalized unit, SEE= Society for Energy and Emotions