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A randomised controlled trial to explore attitudes to routine scale and polish and compare manual versus ultrasonic scaling
ISRCTN ISRCTN99609795
ClinicalTrials.gov identifier
Public title A randomised controlled trial to explore attitudes to routine scale and polish and compare manual versus ultrasonic scaling
Scientific title
Acronym N/A
Serial number at source N/A
Study hypothesis Not provided at time of registration
Ethics approval Not provided at time of registration
Study design Randomised controlled trial
Countries of recruitment United Kingdom
Disease/condition/study domain Routine dental scale and polish
Participants - inclusion criteria Dentist recruitment:
All dental vocational trainees and general dental professional trainees in Aberdeen, Dundee, and Perth were eligible.

Patient recruitment:
The patient, attending for routine check-up appointment, should be:
1. Adult
2. Dentate
3. Generally fit and well
4. Not fitted with a pacemaker
5. Agreeable to receiving a scale and polish at that visit

Consecutive patients, who met the inclusion criteria, were to be invited to participate in the study up to a limit of 16 per dentist.
Participants - exclusion criteria Not provided at time of registration
Anticipated start date 01/04/2001
Anticipated end date 01/06/2001
Status of trial Completed
Patient information material
Target number of participants Not provided at time of registration
Interventions Normal routine scaling by one of:
1. Manual
2. Ultrasonic application combined with polishing
Primary outcome measure(s) Not provided at time of registration
Secondary outcome measure(s) Not provided at time of registration
Sources of funding 1. Scottish Council for Postgraduate Dental and Medical Education (UK)
2. Scottish Executive's Chief Scientist Office (UK) - via Dental Health Services Research Unit
Trial website
Publications Results inhttp://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=pubmed&dopt=Abstract&list_uids=15975140
Contact name Dr  Jan E.  Clarkson
  Address Dental Health Services Research Unit
Dundee Dental Hospital and School
Park Place
  City/town Dundee
  Zip/Postcode DD1 4HR
  Country United Kingdom
  Tel +44 (0)1382 425751
  Fax +44 (0)1382 226550
  Email j.e.clarkson@dundee.ac.uk
Sponsor Scottish Council for Postgraduate Dental and Medical Education (UK)
  Address c/o Dundee Dental Hospital and School
Park Place
  City/town Dundee
  Zip/Postcode DD1 4HR
  Country United Kingdom
  Sponsor website: http://scpmde-edu.dundee.ac.uk/
Date applied 31/01/2002
Last edited 06/09/2007
Date ISRCTN assigned 31/01/2002
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