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Oral Health Assessment by Lay Personnel for Older Adults
Published on: February 2, 2020
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Edentulism or Poor Oral Hygiene: Which Is the Stronger Predictor for All-Cause Mortality?
Sok-Ja Janket1, Hasna H Kunhipurayil2, Faleh Tamimi2
1Boston University H. M. Goldman School of Dental Medicine, Boston, MA 02118, USA.
Journal of Clinical Medicine
|January 25, 2025
Summary
Maintaining good oral hygiene self-care (OHS) is linked to a significantly lower risk of all-cause mortality. Poor oral hygiene poses a similar mortality risk to being edentulous.
Area of Science:
- Gerontology
- Public Health
- Dental Medicine
Background:
- All-cause mortality is a complex outcome with poorly defined risk factors.
- The impact of existing dentition condition on mortality requires further investigation.
- Oral hygiene self-care (OHS) is explored for its association with all-cause mortality.
Purpose of the Study:
- To assess the association between oral hygiene self-care (OHS) and all-cause mortality.
- To compare mortality risks across different levels of OHS and edentulism.
- To investigate the potential mediating role of inflammation in the OHS-mortality relationship.
Main Methods:
- Utilized proportional hazard models in 476 participants from the KOHH study.
- Categorized participants into edentulous (OHS0) and varying OHS levels (poor, fair, good).
- Validated self-reported OHS against clinical measures (gingival bleeding, plaque index) and adjusted for inflammatory marker CRP.
Main Results:
- Self-reported OHS demonstrated good validity, inversely correlating with oral inflammation and plaque.
- Good OHS was associated with a 50% lower risk of all-cause mortality (HR=0.50, p=0.045).
- Poor OHS showed a similar mortality risk to edentulism (HR=0.98, p=0.95), with partial mediation by inflammation.
Conclusions:
- Oral hygiene self-care is inversely associated with all-cause mortality risk.
- Higher levels of OHS correlate with a reduced risk of death.
- Poor oral hygiene presents a comparable mortality risk to edentulism.
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