Table 5: The HRV one-way ANOVA results before and after natural bergamot essential oil treatment for all participants with a heavy workload.

IndicatorsBefore ( )After ( )F P

LF (ms2)9.68 ± 1.159.12 ± 1.1310.410.001**
HF (ms2)8.98 ± 1.599.26 ± 1.271.680.196
LF/HF (nu)0.70 ± 1.15−0.14 ± 1.1623.040.000**
LF% (nu)63.6 ± 22.347.3 ± 24.021.470.000**
HF% (nu)37.2 ± 22.453.4 ± 23.921.420.000**
RRI (ms)771 ± 1147821 ± 1090.360.548

 * , ** .