Evidence-Based Complementary and Alternative Medicine / 2012 / Article / Fig 3

Research Article

The Effect of Lavender Aromatherapy on Autonomic Nervous System in Midlife Women with Insomnia

Figure 3

Changes in the Chinese Pittsburgh Sleep Quality Index (CPSQI) total score from baseline in each group. *indicates a significant difference between the two groups using Mann-Whitney -test ( ). indicates a significant difference before and after treatment in the experimental group using Wilcoxon signed-rank test ( ).