Evaluation of peer effects on eating behaviors: a cluster analysis approach

Autor: Necmettin Kocak, Cengizhan Acikel, Murat Gulsun, Hakan Istanbulluoglu, Barbaros Ozdemir, Emre Aydemir, Ercan Gocgeldi
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Psychiatry and Clinical Psychopharmacology, Vol 27, Iss 3, Pp 209-215 (2017)
Druh dokumentu: article
ISSN: 2475-0573
2475-0581
24750573
DOI: 10.1080/24750573.2017.1326739
Popis: Objectives: In this study, we aimed to determine the effects of socio-demographic characteristics and the peer groups on the eating attitude and body mass index (BMI) of students at a medical school in Turkey. Methods: This cross-sectional study was conducted with the participation of the students of Gulhane Military Medical Academy (GMMA). Ethical permissions of the study were obtained from the GMMA Ethics Committee. The target population of the study consisted of 703 students, 533 of whom (75.8%) agreed to participate in the study. The Eating Attitudes Test (EAT) was administered to the participants and their BMI was noted. The EAT consists of 10 questions that measure the socio-demographic characteristics of the participants and 40 questions that evaluate eating habits. In order to determine the peer groups of the students, each student was asked to provide the numbers of their three closest friends. Three peer groups were generated for each grade by applying cluster analysis and as a result 18 peer clusters were examined. Results: In this study, the average EAT score was 12.5 ± 6.9, and the mean BMI was 23.1 ± 2.4. It was found that the EAT score of 2.4% of the students was equal to or exceeding 30; 0.4% were obese; 21.0% were overweight; and 2.1% were slim. There was a significant difference between the grade level of the students and sport habits (p values respectively; p
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