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A behavioural intervention to reduce the inequalities in the uptake of routine dental care: main trial

InteRvention to rEduce inequaliTies in the Uptake of Routine deNtal care - RETURN main trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN84666712
Enrollment
1180
Registered
2021-04-12
Start date
2021-08-18
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Oral and dental health Oral Health

Interventions

The RETURN main trial is a randomised controlled open trial to develop and test a way to improve the routine use of dental services by deprived populations, by delivering a psychological intervention

Sponsors

University of Liverpool
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Adults (aged 18 years or over) seeking urgent dental care 2. Has not visited an NHS or Private dentist for a non-emergency appointment (i.e. when not in pain or symptomatic) for 2 years or more, and do not have a dentist who they visit regularly for routine care 3. Able to provide either a telephone number, email or postal address to allow follow up 4. Has provided written consent 5. Adequate understanding of spoken and written English 6. Responsible for making their own dental appointments i.e. not done by a carer

Exclusion criteria

Exclusion criteria: 1. Have previously been enrolled in the RETURN feasibility study or main trial 2. Lives with, or related to, a participant in the RETURN feasibility study or main trial Note: Patients who go on to have planned care with undergraduate students will not be excluded, although the route patients’ take to planned care will be reported.

Design outcomes

Primary

MeasureTime frame
1. Attendance at a dental practice for a planned care appointment within 12 months, collected from NHS Business Services Authority (NHSBSA) data 2. Self-reported oral health quality of life, measured using Oral Health Impact Profile (OHIP)-14 at 12 months

Secondary

MeasureTime frame
1. Attendance at a dental practice for a planned care appointment, self-reported from phone calls at 6, 12 and 18 months 2. Attendance at a dental practice for a planned care appointment within 18 months, collected from BSA data 3. Self-reported oral health quality of life, measured using OHIP-14, at 6 and 18 months 4. Urgent attendance for dental care at dental practice, A&E, or dental hospital, within 12 months, self-reported from patient follow-up 5. Halitosis and bad taste measured by patient self-report measured at baseline (day 0), and at 6, 12 and 18 months 6. Treatment received, measured by BSA clinical dataset and patient self-report at baseline (day 0), and at 6, 12 and 18 months 7. Antibiotic prescription, measured by BSA data at baseline (day 0), and at 6, 12 and 18 months 8. Antibiotic prescription measured by patient self-report at baseline (day 0), and at 6, 12 and 18 months 9. Analgesic prescription measured by patient self-report at baseline (day 0), and at 6, 12 and 18 months 10. Dental anxiety measured by the Modified Dental Anxiety Scale at baseline (day 0), and at 6, 12 and 18 months

Countries

England, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Aug 9, 2026