Sandy Slater, Oksana Pugach, Todd Rogers, Dianne C Barker, Ashley Ross, Cindy Tworek, William Ridgeway, Leah Dart, Martha C Engstrom
Changes in Retail Tobacco Product Availability Following a Chicago City Ordinance Restricting Sales of Menthol and Other Flavored Tobacco Products Near Schools
Health education & behavior : the official publication of the Society for Public Health Education
purpose study investigate relationship gingival health dental caries elementary school children japan subjects 474 children aged 7 12 years attended dental checkups elementary school oral rating index children consists five categories 2 1 0 1 2 used rate findings gingival health examination dental examination performed using caries diagnostic criteria dmft children divided three groups healthier group hgroup made scoring 2 excellent 1 good equivocal group egroup made scoring 0 gingival lesshealthy group lgroup made scoring 2 poor 1 poor overall percentages hgroup egroup lgroup 483 215 302 respectively number lgroup increased increasing age mean scores dt dmft hgroup significantly lower lgroup p 001 p 005 respectively results suggest oral hygiene instruction given children order motivate selfcare avoid dental caries also prevent gingivitis