title: Dentition status in 12-year-old children in Łódzkie province in 2014.
abstract: BACKGROUND
  In the year 2014 an epidemiological study was carried out again in the region of Łódź amongst 12-year old children as a part of general study in Poland.
  
  
  OBJECTIVE
  The purpose of the study was to evaluate the prevalence of carries, caries severity measured by the DMF index among 12-year old children in the region of Łódź.
  
  
  METHODS
  328 children aged 12 were randomly selected and examined, of which 176 girls and 152 boys respectively. The methodology was based on clinical examination according to WHO standards. The prevalence of carries, DMF index , treatment index was calculated in łodzkie voivodeship.
  
  
  RESULTS
  The studies indicated that the prevalence of caries was 67.8 % for 12-year old children and decreased 1.4% in comparison with last studies in the region of Łódź. DMF index also decreased and the value was 1.63. The score obtained caused that the goal proposed by the WHO for 2015 for 12-year-old children was achieved in łodzkie voivodeship. SiC index in the study group was estimated at 4.03. Compare to the previous study in the SiC index value has been reduced in Łódzkie voivodeship. The result makes our study group very close to the next goal proposed by the WHO for 12-year-old children where SiC index should be less than 4.
  
  
  CONCLUSIONS
  Intensity and prevalence of caries for 12 year old children in Łódź and surrounds suggests that it is on the decrease, and dental state in the study group is satisfactory.
authors.affiliation: Medical University of Łódź, Faculty and Department of Paediatric Dentistry.
authors.forename: Ewa
authors.initials: E
authors.lastname: Rybarczyk-Townsend
authors.affiliation: Medical University of Łódź, Faculty and Department of Paediatric Dentistry.
authors.forename: Aleksandra
authors.initials: A
authors.lastname: Hilt
authors.affiliation: Medical University of Łódź, Faculty and Department of Paediatric Dentistry.
authors.forename: Joanna
authors.initials: J
authors.lastname: Szczepańska
mesh_terms: D002648:Child; D002669:Child Welfare / Q000706:statistics & numerical data*; D003729:Dental Care / Q000706:statistics & numerical data*; D003731:Dental Caries / Q000453:epidemiology*; D003753:Dental Health Surveys; D003777:Dental Prophylaxis / Q000706:statistics & numerical data; D005260:Female; D006801:Humans; D008297:Male; D009909:Oral Health / Q000706:statistics & numerical data*; D011044:Poland / Q000453:epidemiology; D015995:Prevalence; D012424:Rural Population / Q000706:statistics & numerical data; D012720:Severity of Illness Index; D014505:Urban Population / Q000706:statistics & numerical data