Objective: To investigate the frequency and causes of the school accidents in a secondary school between 01-31 December 2006 by means of a questionnaire.Material-

Methodology: 378 of 409 students (92.4) who attend the second grade of this secondary school contributed this cross sectional research. (Samples are selected according to stratified sampling method. Sections are taken as group unit and classes are taken as the stratum. There are 8 sections in 6 , 7 and 8 grades. Totally 409 students from 21 sections have constructed the student sampling). Data have been gathered by the help of the questionnaire for the analysis in January 2007.

Result: 54.8 % of the subjects were male (female, 45.2 %). The risk of having an accident was higher in the male students (54.5 %) than female students (45.5 %) (p>0.05). Risk of having accident is 63.0 % (p>0.05) in the 8 grades and 42.1 % for the students who were born in 1993 (p<0.05). 254 accidents happened and 78.5 % of these resulted in injury. 156 of 378 students had an accident within this period. 95.5 % of the students who have had accident watch films (p<0.05). The students who can remember that day of the accident say that they have had the accident mostly during the break time (43.7 %), on Tuesday (12.2 %) and between 2 p.m. and 4 p.m. (15.4 %). The reasons of these accidents are mostly carelessness (48.8 %), falling from a flat floor (22.4 %) and walking (33.1%). 75.6 % of the students had extremity injuries and mostly their legs were injured (31.8 %). In most cases trauma and sprain was observed (37.4 %). One of the students had permanent disability of seeing, 26.1 % have had temporary activity restriction. They have taken a break in their education for at least 1-7 day. As a result of the accidents, 41.9 % of the students who have taken to the hospital have been taken X-ray. According to the students who face with the accident (41.3 %), they happened without the responsibility of the teacher. After the accident half of the students who faced with the accident (47.1 %) helped by their friends. Those students who added the research (14.7 %) say that they got the education about accidents during school education

Keywords: Adolescent, School Accident, Secondary School