Aromatherapy Benefits Autonomic Nervous System Regulation for Elementary School Faculty in Taiwan

Table 2

Paired 𝑡-test result for aroma for all subjects.

Items	All	𝑃 value
SYS (mmHg)
Before	123.30±12.810	.001***
After	112.78±15.909
DIA (mmHg)
Before	82.91±7.86	.000***
After	76.76±7.997
HR (BPM)
Before	83.15±13.964	.000***
After	74.61±9.803
HRV (ms)
Before	137.54±69.215	.000***
After	197.89±91.195
HF (%)
Before	50.93±15.331	.004**
After	61.13±10.622
LF (%)
	49.57±15.320	.004**
	38.37±10.010
LF/HF
Before	1.170±0.8348	.005**
After	0.648±0.2800