J Korean Acad Oral Health.  2012 Dec;36(4):272-281.

Influencing factors in the halitosis

  • 1Department of Oral Health Science Graduate School of Public Health, Inchon, Korea. gshan@gachon.ac.kr
  • 2Department of Dental Hygiene, Gachon University College of Health Science, Inchon, Korea.


The aim of this study is to analyze the factors that influence adults halitosis.
The subjects of this study were 186 adults aged from 35 to 69, between April 4 and May 30, 2012. Data were analyzed with t-test, one-way ANOVA, and binary logistic regression analysis SPSS 19.0.
The most influential factor of VSCs was halitosis perceived by others (OR: 5.18; 95% CI: 1.82-14.70), which was followed by oral respiration (OR: 3.65; 95% CI: 1.28-10.41), and O'Leary index (OR: 3.40; 95% CI: 1.55-7.46) in the order. The influential factors of ammonia were respiratory disease (OR: 30.72; 95% CI: 1.85-51.37), gastrointestinal disease (OR: 12.28; 95% CI: 1.78-44.79), missing tooth (OR: 3.75; 95% CI: 1.57-8.92), periodontal pocket (OR: 2.61; 95% CI: 1.10-6.18), tongue brushing (OR: 0.38; 95% CI: 0.15-0.95), and oral prophylaxis (within a year) (OR: 0.31; 95% CI: 0.13-0.75).
Halitosis is the result of complex actions among individual characteristics, systematic disease, oral health state, and health behavior.


Dental plaque index; Halitosis; Oral health; Periodontal pocket; Systematic disease
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