Effect of Patient Education on Drinking Behaviour and Oral Hygiene in Patients Undergoing Bariatric Surgery

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorSt. Olavs Hospital

About this trial

The background for the study is that many bariatric surgery patients struggle with their oral health after bariatric surgery. This is probably related to both physiological changes and changes in eating and drinking patterns. In addition, many have reduced oral health even before surgery, and a significant proportion also have dental treatment anxiety, which also affects their ability to seek dental treatment. In sum, this is probably a patient group that may be at risk of oral pathology.

Participants in the study will be randomly allocated to different patient education programmes. The three interventions are:

1. customised information on a website 2. education delivered by a clinician 3. distribution of free samples relevant to dental hygiene

The outcomes recorded are level of knowledge, drinking patterns, self-perceived oral health, and oral hygiene routines.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Eligible for bariatric surgery at a Norwegian hospital

Disqualifiers

Insufficient language skills

Lack of consent competency

Trial design

Design model

Parallel

Treatments tested in this trial

  • Various levels of patient education

    Other intervention

    The three interventions: GROUP BASED TEACHING In groups of 8-12 patients, 30 minutes of standardised teaching is given. The teaching focuses in particular on the changes in diet and the impact this has on oral pH, enamel erosion and caries; recommended oral hygiene; and good drinking habits. WEBSITE Website providing recommendations for oral hygiene and drinking habits, as well as in depth information on the topic. DENTAL HYGIENE SAMPLES These are samples relevant for maintaining proper oral hygiene, distributed free, together with a description of how to use them.

Treatment groups

300 Participants
are divided into 4 treatment groups
Group A: Arm 1: Group-based teachingExperimental treatment 1 intervention
Group B: Arm 2: Comparator to Arm 1Active comparator 1 intervention
Group C: Arm 3: GoodiebagExperimental treatment 1 intervention
Group D: Arm 4: Comparator to Arm 3Active comparator 1 intervention

Trial outcomes

Primary outcomes

1

Drinking habits

Reported intake plain water with no additives

Time frame
Baseline to 6 months postop. to 24 months postop.

Secondary outcomes

1

Dental hygiene

Self-reported dental hygiene

Time frame
Baseline to 6 months postop. to 24 months postop.
2

Level of knowledge

Knowledge reflecting the central parts of the patient education

Time frame
Baseline to 6 months postop. to 24 months postop.

Other outcomes

1

Oral health

Self-reported oral health, including OHIP14

Time frame
Baseline to 6 months postop. to 24 months postop.

Sponsors and contacts

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St. Olavs Hospital

Lead sponsor

Helse Møre og Romsdal Hospital Trust

Collaborator

Helse Nord-Trøndelag HF

Collaborator

Oslo University Hospital

Collaborator