Plaque and gingivitis among Norwegian children participating ina dental health program

ABSTRACT – The prevalence of dental plaque, gingivitis, and of supra- as well as subgingival retentions was assessed in 154 Children 11–13 years old. Only the first molars the incisors were examined. In each child 48 scorings were carried out by the Plaque Index. the Gingival Index, and the Retention Index. Plaque Index scores of 0 and 2 amounted to 16± 13% and 19±14, respectively. The Gingival Index score 0 was only 0.6±2%, and score 2 amounted to 22±12%, i.c., 99% of the observations indicated gingivitis, Moderate gingivitis, i.c. score 2, was most frequent in the interproximal areas, and lingually at the mandibular molars, Sex differences in amount of plaque as well as in prevalence of gingivitis were negligible.