The Effects of Lavender and Citrus aurantium on Anxiety and Agitation of the Conscious Patients in Intensive Care Units: A Parallel Randomized Placebo-Controlled Trial

Table 2

Results of Bonferroni test for comparing within-group variances in the mean anxiety at different times.

Group	Time (I)	Time (J)	Mean differences (I-J)	Standard error	value
Lavender	Three hours after intervention	One hour after intervention	-4.68	0.85	<0.001
		Immediately after intervention	-2.85	0.70	<0.001
	One hour after intervention	Immediately after intervention	1.82	0.65	0.02
Citrus aurantium	Three hours after intervention	One hour after the intervention	-4.14	0.86	<0.001
		Immediately after intervention	-2.74	0.70	<0.001
	One hour after intervention	Immediately after intervention	1.41	0.65	0.10
Placebo	Three hours after intervention	One hour after intervention	0.30	0.86	>0.99
		Immediately after intervention	-0.29	0.71	>0.99
	One hour after intervention	Immediately after intervention	-0.59	0.66	>0.99