Nofar Amitai, Patrick Stafler, Hannah Blau, Eytan Kaplan, Huda Mussaffi, Hagit Levine, Ophir Bar-On, Guy Steuer, Ephraim Bar-Yishay, Gil Klinger, Meir Mei-Zahav, Dario Prais
Cardiopulmonary exercise testing in adolescence following extremely premature birth
Pediatric pulmonology
purpose crosssectional study identify oral health status influencing factors preschool children tabriz iran total 756 children 20 total district preschools selected using twostep random sampling procedure questionnaires used collect demographic socioeconomic data oral exams conducted single pediatric dentist assess childrens oral health determine number decayed missing filled teeth dmft according world health organizations definition caries 756 preschool children 515 boys mean age years 576 sd 078 enrolled median 25th75th pertcentile dmft index boys girls 4 29 5 28 respectively 151 children decayfree teeth results univariate analysis showed significant relationship dmft index child age p 0001 mothers years education p 0001 mothers employment status p 0001 family socioeconomic status p 0001 multivariate analysis statistical significance found sex p 0007 age groups except 5 years p 0210 mothers education status p 0001 well families intermediate p 0024 high p 0072 socioeconomic status