HUBUNGAN KUANTITAS TIDUR DENGAN TINGKAT KONSENTRASI PADA MAHASISWA STAMBUK 2014 FAKULTAS KEDOKTERAN UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA PADA TAHUN 2017

HUDDY ARTICA SINULINGGA (UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA)
MELVIANA . (UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA)
GUSBAKTI RUSIP (UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA)
ANITA SURYA (UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA)

JURNAL ILMIAH SIMANTEK
Vol 3 No 3 (2019): JURNAL ILMIAH SIMANTEK

Sleep affects the ability to concentrate, speak, understand what we are reading, and conclude what we are hearing. If the sleep is disturbed, then it also disturbed mood, body functions and social relationships with people around. The concentration and understanding of a person are influenced by serotonin neurotransmitters whose concentration will decrease if lack of sleep. Therefore, to obtain adequate and balanced serotonin concentrations, an adequate quantity of sleep is required. Objective: the purpose of study is to determine the relationship of quantity of sleep with the level of concentration at student class of 2014. Method: analytical descriptive with the cross sectional design. A total of 96 respondents were selected with total sampling technique. Sleep quantity data were taken using the Pittsburgh quality sleep index (PSQI) and the concentration level of the Stroop test. At the end of the research, Gamma statistical test was done to find out the relationship between the two variables.Results:statistic analysis using spearman test, n =96, p = 0,001 (p <0,05), and r =0944.Conclusion: in this research, there is a correlation between quantity of sleep with the level of concentration at student class of 2014, in Faculty of Medicine, Universitas Muhammadiyah Sumatera Utara.