product name: organic Atlas cedar wood essential oil (Cedrus Atlantica): the intervention group smell 2 drops of organic Atlas cedar wood essential oil (applied on cotton ball) for a period of five consecutive nights (at least 8 hours each night).

participants of this group received no intervention.

Sleep Quality

Coronary Heart Disease

At first day of admission, Intervention group received an intervention kit consist of 5 small glass essential oil bottles. Each essential oil bottle contains a small cotton ball saturated with two drops of Organic Atlas cedar wood essential oil (Cedrus Atantica). Participants were asked to open the bottle, inhale the smell directly and put it opened at 20 cm beside bed during night.

Organic Atlas cedar wood essential oil (Cedrus Atantica)

ordan University of Science and Technology

Effect of Atlas Cedarwood Essential Oil Aromatherapy on Sleep Quality Among Patients With Coronary Heart Disease

Effect of Atlas Cedarwood Essential Oil Aromatherapy on Sleep Quality Among Patients With Coronary Heart Disease: a Randomized Controlled Trial

The participants were asked to fill a demographic and situational data sheet that is bulit by the researches based on the inclusion and exclusion criteria of the study. this sheet assess participants' age, gender, marital status, educational level, occupation and bed time habits. Also it have a disease related questions, that consists of time of diagnosis of CHD, presence of other chronic disease (physiological or psychological disease), previous complaint of sleep problem, medication history rather than used for CHD treatments, using of complementary therapy with justification.Through this data, female participants were asked if they are in menopausal period, pregnant or have a plan of pregnancy during next month.

sleep quality (during past month) of participants was assessed at the day of each patient admission. Arabic version of PITTSBURGH SLEEP QUALITY INDEX is a valid and reliable version of original English version that is a self-rated questionnaire used for measuring sleep quality for duration of one month interval. The instrument consists of 24 questions (19 self-rated questions and 5 questions measures objective sleep quality from bed partner. Self- rated question are combined to form seven component score. Each component has a score range from 0 point (no difficulty) to 3 point (extreme difficulty). Global PSQI score results from summation of seven component scores. It have a range from 0 point (no difficulty in all area) to 21 points (severe difficulties in all area). Global PSQI score >=5 indicate a poor sleep quality where a total score <5 indicate a good sleep quality.

sleep quality of participants was assessed for the second time after sleeping one night in hospital using Arabic version of PITTSBURGH SLEEP QUALITY INDEX (one day used instead of month words). Arabic version of PITTSBURGH SLEEP QUALITY INDEX is a valid and reliable version of original English version that is a self-rated questionnaire. The instrument consists of 24 questions (19 self-rated questions and the rest 5 questions are measured objective sleep quality from bed partner. Self- rated question are only used in the scoring and they are combined to form seven component score. Each component has a score range from 0 point (no difficulty) to 3 point (extreme difficulty). Global PSQI score results from summation of seven component scores. It have a range from 0 point (no difficulty in all area) to 21 points (severe difficulties in all area). Global PSQI score >=5 indicate a poor sleep quality where total score <5 indicate a good sleep quality.

sleep quality of participants was assessed for the third time after five days from admission using Arabic version of PITTSBURGH SLEEP QUALITY INDEX (five days was used instead of month words in original tool). Arabic version of PITTSBURGH SLEEP QUALITY INDEX is a valid and reliable version of original English version that is a self-rated questionnaire. The instrument consists of 24 questions (19 self-rated questions and the rest 5 questions are measured objective sleep quality from bed partner. Self- rated question are only used in the scoring and they are combined to form seven component score. Each component has a score range from 0 point (no difficulty) to 3 point (extreme difficulty). Global PSQI score results from summation of seven component scores. It have a range from 0 point (no difficulty in all area) to 21 points (severe difficulties in all area). Global PSQI score >=5 indicate a poor sleep quality where total score <5 indicate a good sleep quality.

Rawan Alghzawi

master student at nursing faculty

Jordan University of Science and Technology

96 CHD participants were approached to participate in this RCT. out of those, 22 participants reported good sleep quality (PSQI SCORE <5), their participation finished at phase one. The rest 74 participants reported poor sleep quality (PSQI score =>5) were randomly assigned either to intervention or control group.

cedrus atlantica/somnolenssi

Effect of Atlas Cedarwood Essential Oil Aromatherapy on Sleep Quality Among Patients With Coronary Heart Disease

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