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CC BY-NC-ND 4.0 · Arq Neuropsiquiatr 2021; 79(02): 139-148
DOI: 10.1590/0004-282X-ANP-2020-0283
Article

Exposure to electromagnetic field, cell phone use behaviors, SAR values, and changes in health following exposure in adolescent university students

Exposição ao campo eletromagnético, comportamentos de uso de telefones celulares, valores SAR mudanças na saúde após exposição em estudantes universitários adolescentes
Ayşe İkinci keleş 
1   Niğde Ömer Halisdemir University, Faculty of Medicine, Department of Histology and Embryology, Niğde, Turkey.
,
Ceyda Uzun Şahin 
2   Recep Tayyip Erdogan University, Department of Vocational School of Health Services, Rize, Turkey.
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ABSTRACT

Background: The use of technological devices is growing rapidly, and the use of cell phones increases in parallel. Dependence on technological devices is a particular factor in this increased exposure. Many studies have been performed on this electromagnetic field, but no definite conclusions have been drawn. Objective: The purpose of this research was to investigate exposure to electromagnetic field, cell phone use behaviors, the specific absorption rate (SAR) values, and changes in health occurring after exposure in university students. Methods: A questionnaire was administered to 1,019 volunteer students aged 18–24 years at the Niğde Ömer Halisdemir and Recep Tayip Erdoğan Universities in 2018–2019. The questions were based on a survey of the literature. Results: The students spent an average 4–8 hours per day on their cell phones, and findings such as headache (p=0.002), concentration deficit (p=0.001), tiredness on waking in the morning (p=0.001), hyperactivity (p=0.001), general feeling of fatigue (p=0.001), and lethargy (p=0.001) increased in a statistically significant manner with length of use. Conclusions: Participants exhibited high levels of cell phone use and experienced biological, behavioral, and sleep problems. They also had very little knowledge about specific SAR values, an important criterion concerning cell phones.

RESUMO

Introdução: O uso de dispositivos tecnológicos está crescendo rapidamente e o uso de telefone celulares aumenta em paralelo. A dependência de dispositivos tecnológicos é um fator nesse aumento de exposição. Diversos estudos sobre o campo eletromagnético foram realizados, mas nenhuma conclusão definitiva foi alcançada. Objetivo: O objetivo desta pesquisa foi investigar a exposição ao campo eletromagnético, os comportamentos de uso do telefone celular, os valores de absorção específica (specific absorption rate — SAR) dos telefones celulares utilizados e as alterações na saúde ocorridas após a exposição em adolescentes universitários. Métodos: Um questionário foi aplicado a 1.019 alunos voluntários com idades entre 18–24 anos nas universidades Niğde Ömer Halisdemir e Recep Tayip Erdoğan em 2018–2019. As perguntas foram baseadas em um levantamento bibliográfico. Resultados: Os estudantes gastaram em média 4–8 horas por dia em seus celulares, e achados como cefaleia (p=0,002), dificuldade de concentração (p=0,001), cansaço ao acordar pela manhã (p=0,001), hiperatividade (p=0,001), sensação geral de fadiga (p=0,001) e letargia (p=0,001) aumentaram de forma estatisticamente significativa com o tempo de uso. Conclusões: Os participantes exibiram altos níveis de uso de telefone celular e problemas biológicos, comportamentais e de sono. Eles também tinham pouco conhecimento sobre valores específicos de SAR, um critério importante para telefones celulares.

Keywords:

Adolescent - Surveys and Questionnaires - Cell Phone - Electromagnetic Field - Absorption

Palavras-chave:

Adolescente - Inquéritos e Questionários - Telefone Celular - Campos Eletromagnéticos - Absorção

Authors’ contributions:

AİK and CUŞ formulated the investigation and performed data collection. CUŞ: Recep Tayip Erdoğan University applied the questionnaire to the students. She entered the data collected as a result of the surveys. AİK: Niğde Ömer Halisdemir University applied the questionnaire to the students. She also performed data analysis and wrote the paper. All authors approved the final version of the manuscript.




Publication History

Received: 17 June 2020

Accepted: 14 July 2020

Article published online:
04 July 2023

© 2021. Academia Brasileira de Neurologia. This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commecial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/)

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