2.5. Statistical analysis
To perform statistical tests, the Minitab statistical software (version 16.1.0, LEAD Technologies, Inc.) was used. The statistically significant differences between EO formulations were carried out by one-way analysis of variance at 95% confidence level (p 0.05). As a posttest procedure, Tukey's honest significance test was used. Correlations among data were calculated using Pearson's correlation coefficient