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Masticatory and nutritional aspects on fixed and removable partial dentures.

B Liedberg1, P Norlén, B Owall

  • 1Department of Oral Diagnosis, Oral Health Centre, University of Malmö, Carl Gustavs väg 34, S 21421, Malmö, Sweden. Birgitta.Liedberg@OD.MAH.SE

Clinical Oral Investigations
|March 19, 2004
PubMed
Summary

Fixed partial dentures (FPDs) enable better chewing function compared to removable partial dentures (RPDs), though this difference doesn't significantly impact nutrient intake or general health in older adults.

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Area of Science:

  • Oral health and prosthodontics
  • Geriatric dentistry
  • Nutritional science

Background:

  • Dental prostheses, including fixed (FPDs) and removable (RPDs) partial dentures, are common in older adults.
  • Understanding their impact on mastication, food choice, and nutritional status is crucial for maintaining general health in this population.

Purpose of the Study:

  • To compare masticatory function, food selection, and nutritional intake between individuals with FPDs and RPDs.
  • To assess the relationship between denture type and general health factors in older men.

Main Methods:

  • A cohort study of 67-68-year-old men in Malmö, Sweden, comparing 44 individuals with FPDs and 40 with RPDs.
  • Clinical examinations included oral status and masticatory tests (gum mixing, bolus shaping, swallowing threshold).

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  • Dietary habits, food consumption (hard/soft foods), energy, and nutrient intake were assessed via home interviews.

    • Main Results:

    • Significant differences were observed in chewing gum mixing ability, bolus shaping, and consumption of hard foods between FPD and RPD groups.
    • No significant differences were found in swallowing threshold or soft food consumption.
    • Energy and nutrient intake did not differ significantly between the groups.

    Conclusions:

    • Individuals with fixed partial dentures demonstrated superior masticatory capacity compared to those with removable partial dentures.
    • Despite differences in chewing efficiency, particularly with hard foods, overall nutritional intake and general health factors were not significantly affected.
    • Securely retained FPDs likely facilitate more active chewing than potentially less stable RPDs.