Accuracy of a 7-Item Patient-Reported Stand-Alone Tool for Periodontitis Screening
Abstract
1. Introduction
2. Materials and Methods
3. Results
4. Discussion
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
- Seitz, M.W.; Listl, S.; Bartols, A.; Schubert, I.; Blaschke, K.; Haux, C.; Van Der Zande, M.M. Current Knowledge on Correlations Between Highly Prevalent Dental Conditions and Chronic Diseases: An Umbrella Review. Prev. Chronic Dis. 2019, 16, E132. [Google Scholar] [CrossRef] [PubMed]
- D’Aiuto, F.; Gkranias, N.; Bhowruth, D.; Khan, T.; Orlandi, M.; Suvan, J.; Masi, S.; Tsakos, G.; Hurel, S.; Hingorani, A.D.; et al. Systemic effects of periodontitis treatment in patients with type 2 diabetes: A 12 month, single-centre, investigator-masked, randomised trial. Lancet Diabetes Endocrinol. 2018, 6, 954–965. [Google Scholar] [CrossRef]
- Wang, T.F.; Jen, I.A.; Chou, C.; Lei, Y.P. Effects of periodontal therapy on metabolic control in patients with type 2 diabetes mellitus and periodontal disease: A meta-analysis. Medicine 2014, 93, e292. [Google Scholar] [CrossRef] [PubMed]
- Mauri-Obradors, E.; Merlos, A.; Estrugo-Devesa, A.; Jane-Salas, E.; Lopez-Lopez, J.; Vinas, M. Benefits of non-surgical periodontal treatment in patients with type 2 diabetes mellitus and chronic periodontitis: A randomized controlled trial. J. Clin. Periodontol. 2018, 45, 345–353. [Google Scholar] [CrossRef] [PubMed]
- Smits, K.P.J.; Listl, S.; Plachokova, A.S.; Van der Galien, O.; Kalmus, O. Effect of periodontal treatment on diabetes-related healthcare costs: A retrospective study. BMJ Open Diabetes Res. Care 2020, 8, e001666. [Google Scholar] [CrossRef]
- Zhu, M.; Nikolajczyk, B.S. Immune Cells Link Obesity-associated Type 2 Diabetes and Periodontitis. J. Dent. Res. 2014, 93, 346–352. [Google Scholar] [CrossRef]
- Nassar, H.; Kantarci, A.; Van Dyke, T.E. Diabetic periodontitis: A model for activated innate immunity and impaired resolution of inflammation. Periodontology 2000 2007, 43, 233–244. [Google Scholar] [CrossRef]
- Khumaedi, A.I.; Purnamasari, D.; Wijaya, I.P.; Soeroso, Y. The relationship of diabetes, periodontitis and cardiovascular disease. Diabetes Metab. Syndr. Clin. Res. Rev. 2019, 13, 1675–1678. [Google Scholar] [CrossRef]
- Iacopino, A.M.; Cutler, C.W. Pathophysiological Relationships Between Periodontitis and Systemic Disease: Recent Concepts Involving Serum Lipids. J. Periodontol. 2000, 71, 1375–1384. [Google Scholar] [CrossRef]
- Martínez-Herrera, M.; Abad-Jiménez, Z.; Silvestre, F.J.; López-Domènech, S.; Márquez-Arrico, C.F.; Silvestre-Rangil, J.; Víctor, V.M.; Rocha, M. Effect of Non-Surgical Periodontal Treatment on Oxidative Stress Markers in Leukocytes and Their Interaction with the Endothelium in Obese Subjects with Periodontitis: A Pilot Study. J. Clin. Med. 2020, 9, 2117. [Google Scholar] [CrossRef]
- Blasco-Baque, V.; Garidou, L.; Pomié, C.; Escoula, Q.; Loubieres, P.; Le Gall-David, S.; Lemaitre, M.; Nicolas, S.; Klopp, P.; Waget, A.; et al. Periodontitis induced by Porphyromonas gingivalis drives periodontal microbiota dysbiosis and insulin resistance via an impaired adaptive immune response. Gut 2017, 66, 872–885. [Google Scholar] [CrossRef] [PubMed]
- Kassebaum, N.J.; Bernabe, E.; Dahiya, M.; Bhandari, B.; Murray, C.J.; Marcenes, W. Global burden of severe periodontitis in 1990–2010: A systematic review and meta-regression. J. Dent. Res. 2014, 93, 1045–1053. [Google Scholar] [CrossRef] [PubMed]
- Kassebaum, N.J.; Smith, A.G.C.; Bernabe, E.; Fleming, T.D.; Reynolds, A.E.; Vos, T.; Murray, C.J.L.; Marcenes, W. Global, Regional, and National Prevalence, Incidence, and Disability-Adjusted Life Years for Oral Conditions for 195 Countries, 1990–2015: A Systematic Analysis for the Global Burden of Diseases, Injuries, and Risk Factors. J. Dent. Res. 2017, 96, 380–387. [Google Scholar] [CrossRef] [PubMed]
- Righolt, A.J.; Jevdjevic, M.; Marcenes, W.; Listl, S. Global-, Regional-, and Country-Level Economic Impacts of Dental Diseases in 2015. J. Dent. Res. 2018, 97, 501–507. [Google Scholar] [CrossRef]
- Buset, S.L.; Walter, C.; Friedmann, A.; Weiger, R.; Borgnakke, W.S.; Zitzmann, N.U. Are periodontal diseases really silent? A systematic review of their effect on quality of life. J. Clin. Periodontol. 2016, 43, 333–344. [Google Scholar] [CrossRef]
- Chaudhari, M.; Hubbard, R.; Reid, R.J.; Inge, R.; Newton, K.M.; Spangler, L.; Barlow, W.E. Evaluating components of dental care utilization among adults with diabetes and matched controls via hurdle models. BMC Oral Health 2012, 12, 20. [Google Scholar] [CrossRef]
- Luo, H.; Bell, R.A.; Wright, W.; Wu, Q.; Wu, B. Trends in annual dental visits among US dentate adults with and without self-reported diabetes and prediabetes, 2004–2014. J. Am. Dent. Assoc. 2018, 149, 460–469. [Google Scholar] [CrossRef]
- Abbood, H.M.; Hinz, J.; Cherukara, G.; Macfarlane, T.V. Validity of Self-Reported Periodontal Disease: A Systematic Review and Meta-Analysis. J. Periodontol. 2016, 87, 1474–1483. [Google Scholar] [CrossRef]
- Ramos, R.Q.; Bastos, J.L.; Peres, M.A. Diagnostic validity of self-reported oral health outcomes in population surveys: Literature review. Rev. Bras. Epidemiol. 2013, 16, 716–728. [Google Scholar] [CrossRef]
- Cyrino, R.M.; Miranda Cota, L.O.; Pereira Lages, E.J.; Bastos Lages, E.M.; Costa, F.O. Evaluation of self-reported measures for prediction of periodontitis in a sample of Brazilians. J. Periodontol. 2011, 82, 1693–1704. [Google Scholar] [CrossRef]
- Heaton, B.; Gordon, N.B.; Garcia, R.I.; Rosenberg, L.; Rich, S.; Fox, M.P.; Cozier, Y.C. A Clinical Validation of Self-Reported Periodontitis Among Participants in the Black Women’s Health Study. J. Periodontol. 2017, 88, 582–592. [Google Scholar] [CrossRef] [PubMed]
- Montero, E.; Herrera, D.; Sanz, M.; Dhir, S.; Van Dyke, T.; Sima, C. Development and validation of a predictive model for periodontitis using NHANES 2011-2012 data. J. Clin. Periodontol. 2019, 46, 420–429. [Google Scholar] [CrossRef] [PubMed]
- Chatzopoulos, G.S.; Cisneros, A.; Sanchez, M.; Lunos, S.; Wolff, L.F. Validity of self-reported periodontal measures, demographic characteristics, and systemic medical conditions. J. Periodontol. 2018, 89, 924–932. [Google Scholar] [CrossRef]
- Carra, M.C.; Gueguen, A.; Thomas, F.; Pannier, B.; Caligiuri, G.; Steg, P.G.; Zins, M.; Bouchard, P. Self-report assessment of severe periodontitis: Periodontal screening score development. J. Clin. Periodontol. 2018, 45, 818–831. [Google Scholar] [CrossRef] [PubMed]
- Verhulst, M.J.L.; Teeuw, W.J.; Bizzarro, S.; Muris, J.; Su, N.; Nicu, E.A.; Nazmi, K.; Bikker, F.J.; Loos, B.G. A rapid, non-invasive tool for periodontitis screening in a medical care setting. BMC Oral Health 2019, 19, 87. [Google Scholar] [CrossRef]
- Montero, E.; La Rosa, M.; Montanya, E.; Calle-Pascual, A.L.; Genco, R.J.; Sanz, M.; Herrera, D. Validation of self-reported measures of periodontitis in a Spanish Population. J. Periodontal. Res. 2020, 55, 400–409. [Google Scholar] [CrossRef]
- Renatus, A.; Kottmann, T.; Schwarzenberger, F.; Jentsch, H. Evaluation of a New Self-Reported Tool for Periodontitis Screening. J. Clin. Diagn. Res. 2016, 10, ZC107–ZC112. [Google Scholar] [CrossRef]
- LaMonte, M.J.; Hovey, K.M.; Millen, A.E.; Genco, R.J.; Wactawski-Wende, J. Accuracy of self-reported periodontal disease in the Women’s Health Initiative Observational Study. J. Periodontol. 2014, 85, 1006–1018. [Google Scholar] [CrossRef]
- Khader, Y.; Alhabashneh, R.; Alhersh, F. Development and validation of a self-reported periodontal disease measure among Jordanians. Int. Dent. J. 2015, 65, 203–210. [Google Scholar] [CrossRef]
- Page, R.C.; Eke, P.I. Case definitions for use in population-based surveillance of periodontitis. J. Periodontol. 2007, 78, 1387–1399. [Google Scholar] [CrossRef]
- Kocher, T.; Holtfreter, B.; Dietrich, T.; Völzke, H.; Dannewitz, B. The Periodontitis Risk Score- Via Self-Test to Screening. Zahnärztl. Mitt. 2018, 5, 80–87. (In German) [Google Scholar]
- John, U.; Greiner, B.; Hensel, E.; Ludemann, J.; Piek, M.; Sauer, S.; Adam, C.; Born, G.; Alte, D.; Greiser, E.; et al. Study of Health In Pomerania (SHIP): A health examination survey in an east German region: Objectives and design. Soz Prav. 2001, 46, 186–194. [Google Scholar] [CrossRef]
- Hensel, E.; Gesch, D.; Biffar, R.; Bernhardt, O.; Kocher, T.; Splieth, C.; Born, G.; John, U. Study of Health in Pomerania (SHIP): A health survey in an East German region. Objectives and design of the oral health section. Quintessence Int. 2003, 34, 370–378. [Google Scholar] [PubMed]
- Zhan, Y.; Holtfreter, B.; Meisel, P.; Hoffmann, T.; Micheelis, W.; Dietrich, T.; Kocher, T. Prediction of periodontal disease: Modelling and validation in different general German populations. J. Clin. Periodontol. 2014, 41, 224–231. [Google Scholar] [CrossRef] [PubMed]
- Sullivan, L.M.; Massaro, J.M.; D’Agostino, R.B., Sr. Presentation of multivariate data for clinical use: The Framingham Study risk score functions. STAT MED 2004, 23, 1631–1660. [Google Scholar] [CrossRef] [PubMed]
- Deutsche Gesellschaft für Parodontologie e.V. (DG Paro). Parodontitis Selbsttest. Available online: https://www.dgparo.de/media/download-5a1fbed30aef0 (accessed on 3 July 2020).
- Deutsche Gesellschaft für Parodontologie e.V. (DG Paro). DGP-Parodontitis Selbsttest. Available online: https://play.google.com/store/apps/details?id=club.app.dgparo (accessed on 3 July 2020).
- Beltrán-Aguilar, E.D.; Eke, P.I.; Thornton-Evans, G.; Petersen, P.E. Recording and surveillance systems for periodontal diseases. Periodontology 2012, 60, 40–53. [Google Scholar] [CrossRef] [PubMed]
- World Health Organization. Oral Health Surveys. Basic Methods, 4th ed.; World Health Organization: Geneva, Switzerland, 1997. [Google Scholar]
- 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). Int. Dent. J. 1982, 32, 281–291. [Google Scholar]
- American Dental Association and The American Academy of Periodontology. Periodontal Screening & Recording: An Early Detection System [Training Kit]; Sponsored by Procter & Gamble: Fairfield, OH, USA, 1992. [Google Scholar]
- Landry, R.G.; Jean, M. Periodontal Screening and Recording (PSR) Index: Precursors, utility and limitations in a clinical setting. Int. Dent. J. 2002, 52, 35–40. [Google Scholar] [CrossRef]
- Dent@Prevent. Available online: www.oralsystemicintegration.com (accessed on 3 July 2020).
- Cohen, J. Statistical Power Analysis for the Behavioral Sciences; Academic Press: Cambridge, MA, USA, 2013. [Google Scholar]
- Bossuyt, P.M.; Reitsma, J.B.; Bruns, D.E.; Gatsonis, C.A.; Glasziou, P.P.; Irwig, L.; Lijmer, J.G.; Moher, D.; Rennie, D.; de Vet, H.C.; et al. STARD 2015: An updated list of essential items for reporting diagnostic accuracy studies. BMJ (Clin. Res. Ed.) 2015, 351, h5527. [Google Scholar] [CrossRef]
- IBM Corp. IBM SPSS Statistics for Windows, Version 24.0; IBM Corp: Armonk, NY, USA, 2016. [Google Scholar]
- El Sayed, N.; Baeumer, A.; El Sayed, S.; Wieland, L.; Weber, D.; Eickholz, P.; Pretzl, B. Twenty years later: Oral health-related quality of life and standard of treatment in patients with chronic periodontitis. J. Periodontol. 2019, 90, 323–330. [Google Scholar] [CrossRef]
- Slack-Smith, L.; Lange, A.; Paley, G.; O’Grady, M.; French, D.; Short, L. Oral health and access to dental care: A qualitative investigation among older people in the community. Gerodontology 2010, 27, 104–113. [Google Scholar] [CrossRef] [PubMed]
- Niesten, D.; Witter, D.J.; Bronkhorst, E.M.; Creugers, N.H.J. Oral health care behavior and frailty-related factors in a care-dependent older population. J. Dent. 2017, 61, 39–47. [Google Scholar] [CrossRef] [PubMed]
- IDF Clinical Guidelines Task Force. IDF Guideline on Oral Health for People with Diabetes; International Diabetes Federation: Brussels, Belgium, 2009. [Google Scholar]
- Smits, K.; Kalmus, O.; Haux, C.; Seitz, M.; van der Zande, M.; Schubert, I.; Listl, S. Towards a decision support system to better integrate primary and dental care. Int. J. Integr. Care 2019, 19, 479. [Google Scholar] [CrossRef]
- Pretzl, B.; Wiedemann, D.; Cosgarea, R.; Kaltschmitt, J.; Kim, T.S.; Staehle, H.J.; Eickholz, P. Effort and costs of tooth preservation in supportive periodontal treatment in a German population. J. Clin. Periodontol. 2009, 36, 669–676. [Google Scholar] [CrossRef] [PubMed]
- Fardal, O.; O’Neill, C.; Gjermo, P.; Fardal, E.; Sandvik, L.; Hansen, B.F.; Linden, G.J. The lifetime direct cost of periodontal treatment: A case study from a Norwegian specialist practice. J. Periodontol. 2012, 83, 1455–1462. [Google Scholar] [CrossRef] [PubMed]
- Altamash, M.; Klinge, B.; Engström, P.E. Periodontal treatment and HbA1c levels in subjects with diabetes mellitus. J. Oral Rehabil. 2016, 43, 31–38. [Google Scholar] [CrossRef]
- Peng, C.H.; Yang, Y.S.; Chan, K.C.; Kornelius, E.; Chiou, J.Y.; Huang, C.N. Periodontal Treatment and the Risks of Cardiovascular Disease in Patients with Type 2 Diabetes: A Retrospective Cohort Study. Intern. Med. 2017, 56, 1015–1021. [Google Scholar] [CrossRef]
- Wang, X.; Han, X.; Guo, X.; Luo, X.; Wang, D. The effect of periodontal treatment on hemoglobin a1c levels of diabetic patients: A systematic review and meta-analysis. PLoS ONE 2014, 9, e108412. [Google Scholar] [CrossRef]
- Solowiej-Wedderburn, J.; Ide, M.; Pennington, M. Cost-effectiveness of non-surgical periodontal therapy for patients with type 2 diabetes in the UK. J. Clin. Periodontol. 2017, 44, 700–707. [Google Scholar] [CrossRef]
- Choi, S.E.; Sima, C.; Pandya, A. Impact of Treating Oral Disease on Preventing Vascular Diseases: A Model-Based Cost-effectiveness Analysis of Periodontal Treatment among Patients with Type 2 Diabetes. Diabetes Care 2020, 43, 563–571. [Google Scholar] [CrossRef]
- Hex, N.; Bartlett, C.; Wright, D.; Taylor, M.; Varley, D. Estimating the current and future costs of Type 1 and Type 2 diabetes in the UK, including direct health costs and indirect societal and productivity costs. Diabet. Med. 2012, 29, 855–862. [Google Scholar] [CrossRef] [PubMed]
- Baelum, V.; Fejerskov, O.; Manji, F.; Wanzala, P. Influence of CPITN partial recordings on estimates of prevalence and severity of various periodontal conditions in adults. Community Dent. Oral Epidemiol. 1993, 21, 354–359. [Google Scholar] [CrossRef] [PubMed]
- Genco, T.; Jeffcoat, M.; Caton, J.J.; Papanou, P.; Armitage, G.; Grossi, S.; Johnson, N.; Lamster, I.; Lang, N.; Robertson, P.; et al. Consensus report. Periodontal diseases: Epidemiology and diagnosis. Ann. Periodontol. 1996, 1, 216–222. [Google Scholar] [CrossRef]
- Park, S.-Y.; Ahn, S.; Lee, J.-T.; Yun, P.-Y.; Lee, Y.J.; Lee, J.Y.; Song, Y.W.; Chang, Y.-S.; Lee, H.-J. Periodontal inflamed surface area as a novel numerical variable describing periodontal conditions. J. Periodontal Implant Sci. 2017, 47, 328–338. [Google Scholar] [CrossRef] [PubMed]
- Steffen, M.W.; Murad, M.H.; Hays, J.T.; Newcomb, R.D.; Molella, R.G.; Cha, S.S.; Hagen, P.T. Self-Report of Tobacco Use Status: Comparison of Paper-Based Questionnaire, Online Questionnaire, and Direct Face-to-Face Interview—Implications for Meaningful Use. Popul. Health Manag. 2014, 17, 185–189. [Google Scholar] [CrossRef] [PubMed]
- Denscombe, M. The Length of Responses to Open-Ended Questions: A Comparison of Online and Paper Questionnaires in Terms of a Mode Effect. Soc. Sci. Comput. Rev. 2007, 26, 359–368. [Google Scholar] [CrossRef]
- Vallejo, M.A.; Jordán, C.M.; Díaz, M.I.; Comeche, M.I.; Ortega, J. Psychological Assessment via the Internet: A Reliability and Validity Study of Online (vs Paper-and-Pencil) Versions of the General Health Questionnaire-28 (GHQ-28) and the Symptoms Check-List-90-Revised (SCL-90-R). J. Med. Internet Res. 2007, 9, e2. [Google Scholar] [CrossRef]
Abbreviation | Question | Score | ||
---|---|---|---|---|
Q1. | Age | How old are you? | 20–29 years old | 0 |
30–39 years old | 2 | |||
40–49 years old | 4 | |||
50–59 years old | 6 | |||
60–69 years old | 8 | |||
70–81 years old | 10 | |||
Q2. | Gender | What is your gender? | Woman | 0 |
Man | 1 | |||
Q3. | Current smoking | Do you currently smoke? | No | 0 |
Yes | 2 | |||
Q4. | Past smoking | If you do not smoke at the moment, have you smoked in the past? | No | 0 |
Yes | 1 | |||
Q5. | Education | After how many years did you finish school (including primary school)? | 10 years or less | 1 |
More than 10 years | 0 | |||
Q6. | Gum bleeding | Do your gums bleed after brushing your teeth? | No | 0 |
Sometimes | 1 | |||
Often | 2 | |||
Q7. | Tooth mobility | Are your teeth mobile? | No | 0 |
Yes | 3 |
Periodontitis Risk Score Items | PSR® | ||||
---|---|---|---|---|---|
2 n (%) | 3 n (%) | 4 n (%) | Total n (%) | ||
(Q1) Age (in years) | 20–29 | 14 (56.0) | 4 (13.8) | 1 (2.9) | 19 (21.6) |
30–39 | 4 (16.0) | 1 (3.4) | 0 (0.0) | 5 (5.7) | |
40–49 | 1 (4.0) | 2 (6.9) | 3 (8.8) | 6 (6.8) | |
50–59 | 2 (8.0) | 13 (44.8) | 12 (35.3) | 27 (30.7) | |
60–69 | 3 (12.0) | 7 (24.1) | 11 (32.4) | 21 (23.9) | |
70–81 | 1 (4.0) | 2 (6.9) | 7 (20.6) | 10 (11.4) | |
(Q2) Gender | Men | 11 (44.0) | 17 (58.6) | 19 (55.8) | 47 (53.4) |
Women | 14 (56.0) | 12 (41.4) | 15 (44.1) | 41 (46.6) | |
(Q3) Current smoking | No | 21 (84.0) | 27 (93.1) | 28 (82.4) | 76 (86.4) |
Yes | 4 (16.0) | 2 (6.9) | 6 (17.6) | 12 (13.6) | |
(Q4) Past smoking | No | 22 (88.0) | 21 (72.4) | 21 (61.8) | 64 (82.7) |
Yes | 3 (12.0) | 8 (27.6) | 13 (38.2) | 24 (27.3) | |
(Q5) (Q5) Education | ≤10 years | 2 (8.0) | 12 (41.4) | 20 (58.8) | 34 (38.6) |
>10 years | 23 (92.0) | 17 (58.6) | 14 (41.2) | 54 (61.4) | |
(Q6) Gum bleeding | Never | 20 (80.0) | 19 (65.5) | 20 (58.8) | 59 (67.0) |
Sometimes | 5 (20.0) | 9 (31.0) | 10 (29.4) | 24 (27.3) | |
Often | 0 (0.0) | 1 (3.4) | 4 (11.8) | 5 (5.7) | |
(Q7) Tooth mobility | No | 24 (96.0) | 26 (89.7) | 18 (52.9) | 68 (77.3) |
Yes | 1 (4.0) | 3 (10.3) | 16 (47.1) | 20 (22.7) | |
Total n (%) | 25 (28.4) | 29 (33.0) | 34 (38.6) | 88 (100) | |
Mean Periodontitis Risk Score (Mean + SD) | 3.6 ± 3.6 | 7.8 ± 3.4 | 11.0 ± 2.2 | 7.8 ± 4.3 |
pPRS Cutoff | Odds-Ratio (95% CI) |
---|---|
<7 vs. ≥7 | 36.09 * (9.82–132.61) |
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Sekundo, C.; Bölk, T.; Kalmus, O.; Listl, S. Accuracy of a 7-Item Patient-Reported Stand-Alone Tool for Periodontitis Screening. J. Clin. Med. 2021, 10, 287. https://doi.org/10.3390/jcm10020287
Sekundo C, Bölk T, Kalmus O, Listl S. Accuracy of a 7-Item Patient-Reported Stand-Alone Tool for Periodontitis Screening. Journal of Clinical Medicine. 2021; 10(2):287. https://doi.org/10.3390/jcm10020287
Chicago/Turabian StyleSekundo, Caroline, Tobias Bölk, Olivier Kalmus, and Stefan Listl. 2021. "Accuracy of a 7-Item Patient-Reported Stand-Alone Tool for Periodontitis Screening" Journal of Clinical Medicine 10, no. 2: 287. https://doi.org/10.3390/jcm10020287
APA StyleSekundo, C., Bölk, T., Kalmus, O., & Listl, S. (2021). Accuracy of a 7-Item Patient-Reported Stand-Alone Tool for Periodontitis Screening. Journal of Clinical Medicine, 10(2), 287. https://doi.org/10.3390/jcm10020287