Comparing the Excessive Daytime Sleepiness of Obese and Non-obese Patients

نویسندگان

1 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, IR Iran

2 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, IR Iran

3 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, IR Iran

4 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, IR Iran

5 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, IR Iran

6 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, IR Iran

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چکیده

Background: Obesity, particularly morbid obesity, has various physical and mental complications. Excessive daytime somnolence(EDS) is a sleep disorder that reduces individuals’ performance capability and the accuracy of their short-term memory and causeslearning problems. This retrospective study aimed to document the presence of EDS in a sample of obese patients in comparison topatients with a normal weight.Objectives: This article compares the excessive daytime sleepiness of obese and non-obese patients in the minimally invasivesurgery research center in Tehran, Iran.Patients and Methods: In this case-control study, we compared excessive daytime sleepiness in 55 obese patients who were candidatesfor laparoscopic surgery, with a body mass index (BMI) of equal to or greater than 30 kg/m2, with 55 controls with a normalBMI (19.5 - 24.9 kg/m2). The process of selecting the control group in our case-control study is matching in group levels, so that thecontrols are similar to the case group with regard to certain key characteristics, such as age, sex, and race. The sleep assessmentwas based on the Epworth sleepiness scale (ESS) questionnaire. Analysis of variance (ANOVA) was used to compare the means ofquantitative data, such as the ESS score of groups.Results: Sleepiness was not affected by gender in cases or controls. The sleepiness prevalence was 29 (52.7%) in the cases group and17 (30.9%) in the control group (OR = 2.493 (95% CI 1.144 -5.435)). The mean ESS scores in cases and controls were 7.82  3.86 and10.546.15, respectively (P = 0.007). Moreover, the prevalence of sleepiness and the mean ESS scores in class III of obesity differedsignificantly from the controls (16 (57.1%) vs. 17 (30.9%)) (OR = 2.980 (95% CI 1.162 - 7.645)) and (11.045.93 vs. 7.823.86) (P = 0.013),respectively.Conclusions: Our findings suggest a strong relationship between EDS and obesity, particularly morbid obesity. Therefore, physiciansmust be familiar with EDS as a mixed clinical entity indicating careful assessment and specific treatment planning.