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Is photographic evidence a valuable aide to oral hygiene advice in 9-16 year olds?
ISRCTN ISRCTN38542397
ClinicalTrials.gov identifier
Public title Is photographic evidence a valuable aide to oral hygiene advice in 9-16 year olds?
Scientific title
Acronym N/A
Serial number at source N0043189395
Study hypothesis To find out whether giving patients photographic evidence of their own poor oral hygiene/appearance of teeth when they smile motivates 9-16 year olds to improve their tooth brushing and oral health behaviour.
Ethics approval Not provided at time of registration
Study design Randomised controlled trial
Countries of recruitment United Kingdom
Disease/condition/study domain Oral Health: Oral hygiene
Participants - inclusion criteria 1. Patients with visible plaque (tartar) levels on three or more tooth surfaces (ie a minimum plaque score of 3)
2. Attending Barking and Dagenham Special Needs and Community Dental Service
3. Aged between 9 - 16 years
4. Who have the ability to brush their own teeth unsupervised
5. Have no conditions that would contraindicate measuring the bleeding from the gums
Participants - exclusion criteria Not provided at time of registration
Anticipated start date 01/12/2006
Anticipated end date 01/07/2007
Status of trial Completed
Patient information material
Target number of participants Both groups up to 30
Interventions A randomised controlled trial with two study groups:
1. Group 1: standard intervention (control) including manual toothbrush and standardised oral and written tooth brushing instruction based on the bass technique
2. Group 2: as with standard intervention with the addition of standardised photographic evidence of the subjects oral health status and instructions how best to use this.

All paperwork to be used by subjects reviewed by focus group through PPI for B&D service.

Procedure:
1. Define whether patient fits inclusion criteria
2. Gain written photographic consent for inclusion in trial
3. Assign to group 1 or 2 in random fashion
4. Initial appointment: initial questionnaire (demographic data, i.e. age, sex, is appearance important to you, etc.); measure modified plaque and bleeding indices (how much tartar and bleeding from teeth and gums). If assigned to group 2 take initial standard set of photos and give set plus instructions (to put them on bathroom mirror) to subject. If group 1 a single photograph of anterior view showing incisors, to both groups give written oral hygiene instructions.
5. Review at 6 weeks - measure plaque and bleeding indices and take new set of photos appropriate to group, and if group 2 give set to patient
6. Review at 12 weeks - measure plaque and bleeding indices and take final photos and give final questionnaire (how did they use the information given, what was most helpful)

Analysis:
1. For each subject analyse any changes in plaque and bleeding scores and for group 2 compare the standardised initial and review photos for both groups by measuring the change in gingival height from a fixed point on the lower central incisors (I.e. has there been any reduction in swelling to the gums) to give an accurate measure of actional improvements (rather than the kids just brushing hard before coming to the clinic) in oral hygiene. This latter measure will give significance to the results.
2. Maintain record of photographic costs and find information for similar volumes using alternatives, e.g. digital photography, ie is it financially viable to use photos for this purpose in clinics.
Primary outcome measure(s) Not provided at time of registration
Secondary outcome measure(s) Not provided at time of registration
Sources of funding Barking and Dagenham Primary Care Trust and Havering Primary Care Trust (UK)
Own account
Trial website
Publications
Contact name Dr  Zahra  Syed
  Address Upminster Dental Clinic
230 St Mary's Lane
Upminster
  City/town Upminster
  Zip/Postcode RM14 3DH
  Country United Kingdom
  Tel +44 01708 796786
  Fax +44 01708 796150
  Email zsyed@nhs.net
Sponsor Record Provided by the NHSTCT Register - 2007 Update - Department of Health
  Address The Department of Health, Richmond House, 79 Whitehall
  City/town London
  Zip/Postcode SW1A 2NL
  Country United Kingdom
  Tel +44 (0)20 7307 2622
  Fax +44
  Email dhmail@doh.gsi.org.uk
  Sponsor website: http://www.dh.gov.uk/Home/fs/en
Date applied 28/09/2007
Last edited 21/05/2008
Date ISRCTN assigned 28/09/2007
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