I Al'shardzhabi, E R Tsygankova
[The prevalence of hearing impairment among the elementary school pupils in the city of Sana, the capital of Yemen]
Vestnik otorinolaringologii
traumatic dental injuries tdis frequent events childhood emergency management injuries positive outcomes aim study evaluate knowledge parents schoolaged children dental trauma identify effect demographic variables age gender education responses 300 parents elementary school children selected cluster sampling july 2012 january 2013 yazd iran questionnaire designed collect data parents knowledge emergency management dental trauma demographic characteristics previous experiences statistical analysis data performed spss software version 11 using ttest anova pvalues less 005 considered significant 296 300 participants returned questionnaires mean age 338 quote 5 parents knowledge tdi managements inadequate average score 703 according ttest anova statistical tests significant relationship knowledge age p 0155 gender parents p 0113 gender children p 0776 occupation p 0112 information source p 0160 relationship parents knowledge parental educational level statistically significant p 0010 least significant difference lsd test showed knowledge score parents bachelors degree higher educational levels 7834 significantly parents educated 6974 high school diploma 6704 majority parents little knowledge tdi emergency management avulsed permanent teeth children therefore seems educational programs necessary improve parents knowledge