Methods: the aim of the study a bout 962 student filled questionair and their oral hygine status were evaluated by DMFT and ohi-s indices.finally all of data analyzed by spss soft ware and T-test and chi –squire
Results: The results of the study fallow as:Average of ohi-s of student was1/43 .oral hygine status was almost eqall in two sex,and dident significant relationship between ohi-s and sex(p>0/05).among related factor to socio-economic status .there was significant relationship between fathers job and ohi-s,(p<0/05)n also there was significant correlation between cpi,time and frequency of toothbrushing and ohi-s.the average of DMFT in student was 0/94 0.5.that showd no correlation between DMFT and ohi-s(p>0/05) but there was significant relationship between sex and DMFT(p<0/05
Conclusions:
Importance of self motivation in performance of oral hygine practicsces and favorite oral hygine status observed in this study.(oral hygine status of school children was moderate).according to this command,persuasion of oral hygine onsideration and necessary education of school children in school and parents in advised.