Originalpublikation
Ainamo J, Barmes D, Beagrie G, Cutress T, Martin J, Sardo-Infirri J. Development of the World Health Organization (WHO) Community Periodontal Index of Treatment Needs (CPITN). Defined the six-sextant screening examination with codes 0–4 using a graduated periodontal probe; the highest sextant code determines management need.
International Dental Journal, 1982
Leitlinie
British Society of Periodontology. BSP implementation of the 2017 classification: the Basic Periodontal Examination (BPE) as a screening tool. Codes 0–2 are managed with oral-hygiene instruction and removal of plaque-retentive factors; codes 3 and 4, or any furcation involvement (*), warrant a full periodontal assessment with radiographs and 6-point pocket charting.