Analisis Pengaruh Nikotin terhadap Insomnia pada Mahasiswa Fakultas Kedokteran Universitas Sumatera Utara

Abstract

Background. Nicotine, the main stimulant in tobacco, with a global usage prevalence of about 32.6% in male and 6.5% in female, has a stimulating effect on the ganglion in small doses or as a block in large doses. Insomnia, experienced by more than a third of the Indonesian total population, with more than 10% experiencing significant symptoms, is often associated with nicotine use, especially in heavy smokers who tend to experience shallow and disturbed sleep. Research is needed to analyze the impact of nicotine on insomnia in Faculty of Medicine at the Universitas Sumatera Utara, focusing on nicotine dependency, demographics, and its association with insomnia, with the aim of providing insight into the negative effects of nicotine on sleep and health. Subject and Method. This study utilized a cross-sectional design and questionnaire as tools for collecting data for determining nicotine dependence and insomnia. The research sample consisted of students from the Medical Faculty of Universitas Sumatera Utara who had been selected through consecutive sampling and this research carried out in the environment of Universitas Sumatera Utara's Medical Faculty. In this study, the dependent variables are nicotine dependence and insomnia, and the data was analyzed using Spearman bivariate correlation test. Results. The outcome of this study, which included 90 participants, demonstrated a significant and positive relation between dependency on nicotine and insomnia (p<0,001; ρ꞊0,369). Insomnia had been linked to nicotine use, which affected neurotransmitters and influenced the parts of the brain that regulate sleep. Conclusion. It can be concluded that nicotine dependence and insomnia have significant relation with positive correlation. These findings highlight the importance of further knowledge and education on the impact of nicotine use and insomnia on physical and mental health.