Table 3.

Comparison Of The Anxiety Level Before And After The Intervention In Aromatherapy And Control Groups

Anxiety	Aromatherapy Group		Control Group		Difference		Test Resulta
Mean ± SD	95% CI	Mean ± SD	95% CI	Mean ± SD	95% CI
Before intervention	3.75±1.08	3.405–4.095	3.47±1.43	3.017–3.933	−0.275±0.284	−0.84–0.29	Z = −1.11, NS
After intervention	2.32±0.97	2.014–2.636	2.1±1.42	1.643–2.557	0.225±0.273	−0.769–0.319	Z = −0.87, NS
Test resultb	Z = −5.35, P <0.001		Z = −5.38, P <0.001

Notes: ^aMann–Whitney U-test, ^bWilcoxon signed-rank test.

Abbreviations: CI, confidence interval; NS, nonsignificant; SD, standard deviation.