THE ASSOCIATION BETWEEN EXCESSIVE USE OF SMARTPHONE AND TENSIONTYPE HEADACHE IN HIGH SCHOOL STUDENT

Tension-Type Headache (TTH) are one of the most common forms of primary headache. The presence of headache reported in 80.6% of teenager within age range 14 to 19, with 17.9% in the form of TTH. Easy access to electronic cause worry over its effect on teenage health. Association has been reported between the use of mobile phone and health problems, were 21.65% of subjects reported headache. This research meant to evaluate whether the use of the electronic device, specifically smartphone within a period of time associated with the incidence of TTH on a teenager. Length of use defined as less or the same as 3 hours, and more than 3 hours. This cross-sectional analytic research conducted to whole second year students of National High School 1 Denpasar in the form of a survey in July 2018. From 129 subjects that responded, eight subjects filled the exclusion criteria, while 22 subjects excluded for filling incorrect or incomplete answer, leaving 99 subjects that fulfilled the inclusion criteria. Subjects age range from 15 to 17 years with a standard deviation of 0.426. Nineteen subjects (19.2%) reported TTH. Eighty subjects (80.8%) admitted for using a smartphone over 3 hours a day. There is no significant association between length of use of the electronic device and TTH (Chi-square 2.326, p=0.127; OR 2.38; 95% CI 0.72-7.4)