Edentulism (lack of all teeth) Oral Health Edentulism
Conditions
Interventions
Control: Complete conventional dentures
Experimental: Mandibular 2-implant overdenture with ball attachments and maxillary conventional denture
Sponsors
McGill University (Canada)
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Male and female seniors aged 65 and older 2. Completely edentulous for a minimum of five years 3. Wishing to replace existing conventional dentures 4. An adequate understanding of written and spoken English or French 5. Able to understand and respond to questionnaires used in the study 6. Willing and able to accept the protocol and give informed consent
Exclusion criteria
Exclusion criteria: 1. Insufficient bone to place two implants in the anterior mandible 2. Other oral conditions that preclude immediate prosthetic treatment 3. Acute or chronic symptoms of temporomandibular disorders 4. History of radiation therapy to the orofacial region 5. Systemic or neurological disease that contraindicate implant surgery 6. Any neoplasia diagnosed less than five years previously 7. Body mass index (BMI) less than 20 or greater than 32 kg/m^2 8. Score of 20 or less on the Mini-Mental State Evaluation 9. Taking any of the following which will affect blood nutrient concentrations: 9.1. Dietary supplements 9.2. Anti-neoplastic medication 9.3. Phenytoin or corticosteroids 9.4. Insulin 10. Other conditions that jeopardise surgical treatment (e.g. alcoholism) 11. Psychological or psychiatric conditions that could influence diet and reaction to treatment
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Serum level of homocysteine. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Patient satisfaction 2. Vitamin status 3. Changes in serum albumin 4. Changes in dietary habits 5. Changes in function 6. Cost effectiveness | — |
Countries
Canada
Outcome results
None listed