Journal of Oral and Maxillofacial Surgery
Volume 66, Issue 5 , Pages 893-899 , May 2008

Evaluation of Intraexaminer and Interexaminer Agreement on Classifying Lower Third Molars According to the Systems of Pell and Gregory and of Winter

  • Nieves Almendros-Marqués, DDS

      Affiliations

    • Assistant Professor, Oral and Maxillofacial Surgery and Professor, Master of Oral Surgery and Implantology, Barcelona University Dental School, Barcelona, Spain.
    • ,
  • Leonardo Berini-Aytés, MD, DDS, PhD

      Affiliations

    • Assistant Professor, Oral and Maxillofacial Surgery and Professor, Master of Oral Surgery and Implantology, Barcelona University Dental School, Barcelona, Spain.
    • ,
  • Cosme Gay-Escoda, MD, DDS, PhD

      Affiliations

    • Chairman, Oral and Maxillofacial Surgery and Director, Master of Oral Surgery and Implantology, Barcelona University Dental School and Maxillofacial Surgeon, Teknon Medical Center, Barcelona, Spain.
    • Corresponding Author InformationAddress correspondence and reprint requests to Dr Gay-Escoda: Centro Médico Teknon, Vilana 12, 08022, Barcelona, Spain

References 

  1. Gay-Escoda C, Piñera-Penalva M, Velasco-Vivancos V, et al. Cordales incluidos (Patología, clínica y tratamiento del tercer molar incluido). In:  Gay-Escoda C,  Berini-Aytés L editor. Tratado de Cirugía Bucal (Tomo I). Madrid, Spain: Ergón; 2004;p. 359
  2. Hernández-Guisado JM, Gutiérrez-Pérez JL, Infante-Cossío P. Planificación del tratamiento en la exodoncia de cordales. In:  Romero-Ruiz M,  Gutiérrez-Pérez JL editor. El Tercer Molar Incluido. Madrid, Spain: GlaxoSmithKline; 2001;p. 71
  3. Pell GJ, Gregory BT. Impacted mandibular third molars: Classification and modified techniques for removal. Dent Digest. 1933;39:330
  4. Winter GB. Principles of Exodontia as Applied to the Impacted Third Molar. St Louis, MO: American Medical Books; 1926;
  5. Pederson GW. Oral Surgery. Philadelphia, PA: Saunders; 1988;
  6. Marbasch JJ, Raphael KG, Janal MN, et al. Reliability of clinician judgements of bruxism. J Oral Rehabil. 2003;30:113
  7. Shetty V, Atchison K, Belin T, et al. Clinician variability in characterizing mandible fractures. J Oral Maxillofac Surg. 2001;59:254
  8. Argimón Pallas JM, Jiménez Villa J. Métodos de Investigación Clínica y Epidemiológica. ed 2. Barcelona, Spain: Harcourt; 2002;
  9. Polit D, Hungler B. Evaluación de la calidad de los datos. In:  Polit D,  Hungler B editor. Investigación Científica en Ciencias de la Salud. México City, México: McGraw-Hill Interamericana; 2000;
  10. Álvarez-Cáceres R. Diagnóstico. In:  Álvarez-Cáceres R editors. El Método Científico en las Ciencias de la Salud. Madrid, Spain: Ediciones Díaz de Santos; 1996;
  11. Knutsson K, Brehmer B, Lysell L, et al. Mandibular third molars as mediated by three cues. Acta Odontol Scand. 1997;55:372
  12. Knutsson K, Brehmer B, Lysell L, et al. Pathoses associated with mandibular third molars subjected to removal. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 1996;82:10
  13. García-García A, Gude-Sanpedro F, Gandara-Rey J, et al. Pell-Gregory classification is unreliable as a predictor of difficulty in extracting impacted lower third molars. Br J Oral Maxillofac Surg. 2000;38:585
  14. Yuasa H, Kawai T, Sugiura M. Classification of surgical difficulty in extracting impacted third molars. Br J Oral Maxillofac Surg. 2002;40:26
  15. Susarla S, Dodson T. Risk factors for third molar extraction difficulty. J Oral Maxillofac Surg. 2004;62:1363
  16. Yuasa H, Sugiura M. Clinical postoperative findings after removal of impacted mandibular third molars: Prediction of postoperative facial swelling and pain based on preoperative variables. Br J Oral Maxillofac Surg. 2004;42:209
  17. Landis RJ, Kock GG. The measurement of observer agreement for categorical data. Biometrics. 1977;33:159

PII: S0278-2391(07)01831-9

doi: 10.1016/j.joms.2007.09.011

Journal of Oral and Maxillofacial Surgery
Volume 66, Issue 5 , Pages 893-899 , May 2008

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