The effectiveness of lavender essence on strernotomy related pain intensity after coronary artery bypass grafting.
BACKGROUND
Considering the side effects of pharmacological methods, there has been a suggestion to use nonpharmacological methods such Aromatherapy following coronary artery bypass grafting (CABG). This study aims to evaluate the effectiveness of lavender 2% aromatherapy on sternotomy pain intensity after coronary artery bypass graft surgery in patients who have undergone surgery.


METHODS
During this clinical trial, 50 patients who were candidates for CABG, were randomly divided into two equal groups, that is, the control group (n = 25) and the case group (n = 25). Following CABG, the case group received two drops of 2% lavender oil every 15 minutes with supplemental oxygen and the control group received only supplemental oxygen through a face mask. The data collection tools comprised of the demographic check list and visual analog scale (VAS) for evaluating the pain intensity. The pain intensity were assessed pre- and five, 30, and 60 minutes post aromatherapy. The final data were analyzed by the t-test and chi-squared test.


RESULTS
The findings showed that the pain perception intensity in the case group was lower than that in the control group at the 30- and 60-minute phases after intervention (P < 0.0001).


CONCLUSIONS
The result indicated that aromatherapy can be used as a complementary method in postoperative pain reduction, as it reduced pain. The patients require two sedative drugs, and moreover, it avoids expenses of treatment.
Department of Nursing and Midwifery, Nasibeh, and Diabetes Research Center, Mazandaran University of Medical Sciences, Sari, Iran.
Mohammad Ali
MA
Heidari Gorji
Department of Nursing and Midwifery, Nasibeh, and Diabetes Research Center, Mazandaran University of Medical Sciences, Sari, Iran.
Om Golsum
OG
Ashrastaghi
Faculty of Medicine, School of Health, Mazandaran University of Medical Sciences, Sari, Iran.
Valiollah
V
Habibi
Department of Biostatistics, School of Health, Mazandran University of Medical Science, Sari, Iran.
Jamshid Yazdani
JY
Charati
Department of Medicinal Chemistry, School of Pharmacy, Mazandaran University of Medical Sciences, Sari, Iran.
Mohammad Ali
MA
Ebrahimzadeh
Department of Nursing and Midwifery, Nasibeh, and Diabetes Research Center, Mazandaran University of Medical Sciences, Sari, Iran.
Mitra
M
Ayasi
Aromatherapy; Coronary artery bypass graft (CABG); complementary medicine; lavender essence