The Physical Effects of Aromatherapy in Alleviating Work-Related Stress on Elementary School Teachers in Taiwan

Table 10

The HRV one-way ANOVA results of the anxiety-degree subgroups with a light workload before and after natural bergamot essential oil treatment for all participants.

Indicators	Minor (𝑛=20)				Light (𝑛=9)
	Before	After	F	P	Before	After	F	P
LF (ms^2)	9.72 ± 1.24	9.12 ± 1.36	6.27	0.014*	9.80 ± 1.08	8.62 ± 1.10	15.85	0.000**
HF (ms^2)	8.95 ± 1.54	8.89 ± 1.43	0.04	0.834	9.06 ± 1.40	9.00 ± 1.33	0.03	0.870
LF/HF (nu)	0.77 ± 1.03	0.23 ± 1.24	6.69	0.011*	0.74 ± 0.82	−0.38 ± 0.72	28.01	0.000**
LF% (nu)	65.6 ± 21.7	54.4 ± 24.4	6.94	0.010*	66.5 ± 17.4	42.3 ± 15.0	29.99	0.000**
HF% (nu)	34.3 ± 21.0	46.6 ± 24.3	8.73	0.004**	34.8 ± 17.4	58.5 ± 14.8	29.02	0.000**
RRI (ms)	778 ± 102	788 ± 115	0.24	0.626	763 ± 82.5	756 ± 64.5	0.12	0.733

 *𝑃<0.05, **𝑃<0.01.