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. 2018 Mar 10;2018(3):CD007598. doi: 10.1002/14651858.CD007598.pub3

NCT02732379.

Trial name or title Effect of aromatherapy on postoperative nausea, vomiting and quality of recovery
Methods Study type: interventional
Study design: allocation: randomized
Intervention model: parallel assignment
Masking: single blind (outcomes assessor)
Participants 18‐65 years (adult)
Interventions Experimental: lavender aromatherapy
Aromatherapy with lavender essential oil. Procedure: lavender aromatherapy
The 2 drops of lavender essential oil will be dropped into the gauze and the participant will inhale it for 5 min
Other name: aromatherapy with lavender essential oil
Experimental: rose aromatherapy
Aromatherapy with rose essential oil. Procedure: rose aromatherapy
The 2 drops of rose essential oil will be dropped into the gauze and the participant will inhale it for 5 min
Other name: aromatherapy with rose essential oil
Experimental: ginger aromatherapy
Aromatherapy with ginger essential oil. Procedure: ginger aromatherapy
The 2 drops of ginger essential oil will be dropped into the gauze and the participant will inhale it for 5 min
Other name: aromatherapy with ginger essential oil
Placebo comparator: placebo aromatherapy
Aromatherapy with pure water. Procedure: placebo aromatherapy
The 2 drops of pure water will be dropped into the gauze and the participant will inhale it for 5 min
Other name: aromatherapy with pure water
Outcomes Primary outcome measures
Quality of recovery (time frame: at postoperative 24 h)
Quality of recovery will be measured with Quality of recovery 40 questionnaire
The change of the nausea scores (time frame: during postoperative 24 h)
Nausea will be measured with verbal descriptive scale on 0‐3 Likert‐type scale (0 = no nausea, 1 = some, 2 = a lot, 3 = severe)
The change of the vomiting score (time frame: during postoperative 24 h)
Vomiting will be measured with verbal descriptive scale (0 = no vomiting, 1 = 1 time, 2 = 2 or 3 times, 3 = 4 times and up)
Secondary outcome measures
The consumption of the antiemetic drug (time frame: during postoperative 24 h)
The antiemetic drug dose will be recorded
Starting date April 2016
Contact information Tugba Karaman, MD +90 356 212950090 356 2129500 ext 3495 drtugbaguler@hotmail.com
Notes