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

Table 5

The HRV one-way ANOVA results before and after natural bergamot essential oil treatment for all participants with a heavy workload.

Indicators	Before (𝑛=29)	After (𝑛=29)	F	P
LF (ms^2)	9.68 ± 1.15	9.12 ± 1.13	10.41	0.001**
HF (ms^2)	8.98 ± 1.59	9.26 ± 1.27	1.68	0.196
LF/HF (nu)	0.70 ± 1.15	−0.14 ± 1.16	23.04	0.000**
LF% (nu)	63.6 ± 22.3	47.3 ± 24.0	21.47	0.000**
HF% (nu)	37.2 ± 22.4	53.4 ± 23.9	21.42	0.000**
RRI (ms)	771 ± 114	7821 ± 109	0.36	0.548

 *𝑃<0.05, **𝑃<0.01.