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Table 3 Comparing the study groups in terms of sleep quality after intervention

From: Comparing the effect of aromatherapy with peppermint and lavender on the sleep quality of cardiac patients: a randomized controlled trial

GroupsMedian(IQR$)ci 95%P-value
Peppermint4(2)3.22, 4.740.386* &
Lavender5(3)4.14, 5.56
Peppermint4(2)3.22, 4.74< 0.001&
Control14(5)11.20, 14.36
Lavender5(3)4.14, 5.56< 0.001&
Control14(5)11.80, 14.36
  1. * Non significant, $ Interquartile Range, & Based on Mann–Whitney U test
  2. There was no statistically significant difference between peppermint essential oil and lavender essential oil groups in terms of sleep quality after the intervention. However, there were statistically significant differences in sleep quality scores between the control group and lavender essential oil and peppermint essential oil groups