A) Younger populations

Albandar JM, Brown LJ, Löe H. Dental caries and tooth loss in adolescents with early-onset periodontitis. J.Periodontol. 1996;67(10):960-967.

Albandar JM, Muranga MB. Prevalence of aggressive periodontitis in school attendees in Uganda. J.Clin.Periodontol. 2002;29(9):823-831.

Bornstein MM, Stocker BL, Seemann R, Bürgin WB, Lussi A. Prevalence of halitosis in young male adults: A study in Swiss Army recruits comparing self-reported and clinical data. J.Periodontol. 2009;80(1):24-31.

Lopez R, Fernandez O, Jara G, Baelum V. Epidemiology of necrotizing ulcerative gingival lesions in adolescents. J.Periodont.Res. 2002 Dec;37(6):439-444.

Lopez R, Fernandez O, Jara G, Baelum V. Epidemiology of clinical attachment loss in adolescents. J.Periodontol. 2001 Dec;72(12):1666-1674.

Röthlisberger B, Kuonen P, Salvi GE, Gerber J, Pjetursson BE, Attström R, et al. Periodontal conditions in Swiss army recruits: A comparative study between the years 1985, 1996 and 2006. J.Clin.Periodontol. 2007;34(10):860-866.

Susin C, Albandar JM. Aggressive periodontitis in an urban population in southern Brazil. J.Periodontol. 2005 Mar;76(3):468-475.

Susin C, Haas AN, Opermann RV, Albandar JM. Tooth loss in a young population from south Brazil. J.Public Health Dent. 2006;66(2):110-114.

Timmerman MF, Van Der Weijden GA, Abbas F, Arief EM, Armand S, Winkel EG, et al. Untreated periodontal disease in Indonesian adolescents: Longitudinal clinical data and prospective clinical and microbiological risk assessment. J.Clin.Periodontol. 2000;27(12):932-942.

Timmerman MF, Van Der Weijden GA, Arief EM, Armand S, Abbas F, Winkel EG, et al. Untreated periodontal disease in Indonesian adolescents: Subgingival microbiota in relation to experienced progression of periodontitis. J.Clin.Periodontol. 2001;28(7):617-627.

Timmerman MF, Van Der Weijden GA, Armand S, Abbas F, Winkel EG, Van Winkelhoff AJ, et al. Untreated periodontal disease in Indonesian adolescents: Clinical and microbiological baseline data. J.Clin.Periodontol. 1998;25(3):215-224.

Almeida AL, Madeira LC, Freitas KC, Greghi SL, Pegoraro LF. Cross-sectional evaluation of the presence of gingival recession in individuals with cleft lip and palate. J.Periodontol. 2007 Jan;78(1):29-36.

B) Natural History of Disease

Corraini P, Baelum V, Pannuti CM, Pustiglioni AN, Romito GA, Pustiglioni FE. Periodontal attachment loss in an untreated isolated population of Brazil. J.Periodontol. 2008 Apr;79(4):610-620.

Neely AL, Holford TR, Löe H, Ånerud Å, Boysen H. The natural history of periodontal disease in humans: Risk factors for tooth loss in caries-free subjects receiving no oral health care. J.Clin.Periodontol. 2005;32(9):984-993.

Neely AL, Holford TR, Löe H, Ånerud A, Boysen H. The Natural History of Periodontal Disease in Man. Risk Factors for Progression of Attachment Loss in Individuals Receiving No Oral Health Care. J.Periodontol. 2001;72(8):1006-1015.

C) Adult Periodontitis

Albandar JM, Brunelle JA, Kingman A. Destructive periodontal disease in adults 30 years of age and older in the United States, 1988-1994. J.Periodontol. 1999 Jan;70(1):13-29.

Albandar JM, Kingman A. Gingival recession, gingival bleeding, and dental calculus in adults 30 years of age and older in the United States, 1988-1994. J.Periodontol. 1999 Jan;70(1):30-43.

Baelum V, Pisuithanakan S, Teanpaisan R, Pithpornchaiyakul W, Pongpaisal S, Papapanou PN, et al. Periodontal conditions among adults in Southern Thailand. J.Periodont.Res. 2003;38(2):156-163.

Bourgeois D, Bouchard P, Mattout C. Epidemiology of periodontal status in dentate adults in France, 2002-2003. J.Periodont.Res. 2007;42(3):219-227.

Brodeur JM, Payette M, Beniger M, Charbonneau A, Olivier M, Chabot D. Periodontal diseases among Quebec adults aged 35 to 44 years. J.Can.Dent.Assoc. 2001 Jan;67(1):34.

Holtfreter B, Schwahn C, Biffar R, Kocher T. Epidemiology of periodontal diseases in the study of health in Pomerania. J.Clin.Periodontol. 2009;36(2):114-123.

Hugoson A, Laurell L. A prospective longitudinal study on periodontal bone height changes in a Swedish population. J.Clin.Periodontol. 2000;27(9):665-674.

Hugoson A, Norderyd O, Slotte C, Thorstensson H. Distribution of periodontal disease in a Swedish adult population 1973, 1983 and 1993. J.Clin.Periodontol. 1998;25(7):542-548.

Hugoson A, Sjödin B, Norderyd O. Trends over 30 years, 1973-2003, in the prevalence and severity of periodontal disease. J.Clin.Periodontol. 2008;35(5):405-414.

Garcia RI, Krall EA, Vokonas PS. Periodontal disease and mortality from all causes in the VA Dental Longitudinal Study. Annals of Periodontology 1998 Jul;3(1):339-349.

Lafaurie GI, Contreras A, Barón A, Botero J, Mayorga-Fayad I, Jaramillo A, et al. Demographic, clinical, and microbial aspects of chronic and aggressive periodontitis in Colombia: A multicenter study. J.Periodontol. 2007;78(4):629-639.

Norderyd O, Hugoson A. Risk of severe periodontal disease in a Swedish adult population. A cross-sectional study. J.Clin.Periodontol. 1998;25(12):1022-1028.

Norderyd O, Hugoson A, Grusovin G. Risk of severe periodontal disease in a Swedish adult population: A longitudinal study. J.Clin.Periodontol. 1999;26(9):608-615.

Oliver RC, Brown LJ, Loe H. Periodontal diseases in the United States population. J.Periodontol. 1998 Feb;69(2):269-278.

Papapanou PN. A clinical survey of periodontal conditions in Greece. J.Clin.Periodontol. 1996;23(8):758-763.

Peres MA, Antunes JLF, Boing AF, Peres KG, Bastos JLD. Skin colour is associated with periodontal disease in Brazilian adults: A population-based oral health survey. J.Clin.Periodontol. 2007;34(3):196-201.

Ronderos M, Pihlstrom BL, Hodges JS. Periodontal disease among indigenous people in the Amazon rain forest. J.Clin.Periodontol. 2001;28(11):995-1003.

Schwarz E, Zhang HG, Wang ZJ, Lin HC, Lo ECM, Corbet EF, et al. An oral health survey in Southern China, 1997: Background and methodology. J.Dent.Res. 2001;80(5):1453-1458.

Skudutyte-Rysstad R, Eriksen HM, Hansen BF. Trends in periodontal health among 35-year-olds in Oslo, 1973-2003. J.Clin.Periodontol. 2007;34(10):867-872.

Slade GD, Beck JD. Plausibility of periodontal disease estimates from NHANES III. J.Public Health Dent. 1999;59(2):67-72.

Suda R, Cao C, Hasegawa K, Yang S, Sasa R, Suzuki M. 2-year observation of attachment loss in a rural Chinese population. J.Periodontol. 2000 Jul;71(7):1067-1072.

Susin C, Haas AN, Oppermann RV, Haugejorden O, Albandar JM. Gingival recession: epidemiology and risk indicators in a representative urban Brazilian population. J.Periodontol. 2004 Oct;75(10):1377-1386.

Thomson WM, Broadbent JM, Poulton R, Beck JD. Changes in periodontal disease experience from 26 to 32 years of age in a birth cohort. J.Periodontol. 2006;77(6):947-954.

Craig RG, Boylan R, Yip J, Bamgboye P, Koutsoukos J, Mijares D, et al. Prevalence and risk indicators for destructive periodontal diseases in 3 urban American minority populations. J.Clin.Periodontol. 2001 Jun;28(6):524-535.

Norderyd O, Hugoson A, Grusovin G. Risk of severe periodontal disease in a Swedish adult population. A longitudinal study. J.Clin.Periodontol. 1999 Sep;26(9):608-615.

D) Systemic Disease and Other Factors

Alves M, Mulligan R, Passaro D, Gawell S, Navazesh M, Phelan J, et al. Longitudinal evaluation of loss of attachment in HIV-infected women compared to HIV-uninfected women. J.Periodontol. 2006;77(5):773-779.

McKaig RG, Thomas JC, Patton LL, Strauss RP, Slade GD, Beck JD. Prevalence of HIV-associated periodontitis and chronic periodontitis in a southeastern US study group. J.Public Health Dent. 1998;58(4):294-300.

Mattout C, Bourgeois D, Bouchard P. Type 2 diabetes and periodontal indicators: epidemiology in France 2002-2003. J.Periodont.Res. 2006 Aug;41(4):253-258.

Tomar SL, Asma S. Smoking-attributable periodontitis in the United States: Findings from NHANES III. J.Periodontol. 2000;71(5):743-751.

E) Elderly Populations

Baelum V, Luan W-, Chen X, Fejerskov O. A 10-Year Study of the Progression of Destructive Periodontal Disease in Adult and Elderly Chinese. J.Periodontol. 1997;68(11):1033-1042.

Baelum V, Luan W-, Chen X, Fejerskov O. Predictors of destructive periodontal disease incidence and progression in adult and elderly Chinese. Community Dent.Oral Epidemiol. 1997;25(4):265-272.

Baelum V, Luan W-, Chen X, Fejerskov O. Predictors of tooth loss over 10 years in adult and elderly Chinese. Community Dent.Oral Epidemiol. 1997;25(3):204-210.

Beck JD, Cusmano L, Green-Helms W, Koch GG, Offenbacher S. A 5-year study of attachment loss in community-dwelling older adults: incidence density. J.Periodont.Res. 1997 Aug;32(6):506-515.

Locker D, Ford J, Leake JL. Incidence of and risk factors for tooth loss in a population of older Canadians. J.Dent.Res. 1996 Feb;75(2):783-789.

Samson H, Strand GV, Haugejorden O. Change in oral health status among the institutionalized Norwegian elderly over a period of 16 years. Acta Odontol.Scand. 2008;66(6):368-373.

Warren JJ, Watkins CA, Cowen HJ, Hand JS, Levy SM, Kuthy RA. Tooth loss in the very old: 13-15-year incidence among elderly Iowans. Community Dentistry & Oral Epidemiology 2002 Feb;30(1):29-37.

Borges-Yanez SA, Irigoyen-Camacho ME, Maupome G. Risk factors and prevalence of periodontitis in community-dwelling elders in Mexico. J.Clin.Periodontol. 2006 Mar;33(3):184-194.

Slade GD, Gansky SA, Spencer AJ. Two-year incidence of tooth loss among South Australians aged 60+ years. Community Dentistry & Oral Epidemiology 1997 Dec;25(6):429-437.

F) Methodological Issues

Baelum V, Papapanou PN. CPITN and the epidemiology of periodontal disease. Community Dent.Oral Epidemiol. 1996;24(6):367-368.

Eke PI, Genco RJ. CDC Periodontal Disease Surveillance Project: background, objectives, and progress report. J. Periodontol. 2007 Jul;78(7 Suppl):1366-1371.

Gjermo PE. Impact of periodontal preventive programmes on the data from epidemiologic studies. J.Clin.Periodontol. 2005;32(Suppl 6):294-300.

Schwahn C, Meisel P, Biffar R, König J, John U, Kocher T. Dental nomograms for benchmarking based on the study of health in Pomerania data set. J.Clin.Periodontol. 2004;31(12):1099-1105.

Tu YK, Gilthorpe MS, Griffiths GS, Maddick IH, Eaton KA, Johnson NW. The application of multilevel modeling in the analysis of longitudinal periodontal data–part I: absolute levels of disease. J.Periodontol. 2004 Jan;75(1):127-136.

Wang Q-, Wu Z-, Wu Y-, Shu R, Pan Y-, Xia J-. Epidemiology and preventive direction of periodontology in China. J.Clin.Periodontol. 2007;34(11):946-951.

G) Reference

Burt B. Research,Science and Therapy Committee of the American Academy of Periodontology. Position paper: epidemiology of periodontal diseases. J.Periodontol. 2005 Aug;76(8):1406-1419.