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School playground surfacing - a randomised prospective comparison of injury rates on granite sand versus wood chip surfaces
ISRCTN ISRCTN02647424
DOI 10.1186/ISRCTN02647424
ClinicalTrials.gov identifier NCT00213174
EudraCT number
Public title School playground surfacing - a randomised prospective comparison of injury rates on granite sand versus wood chip surfaces
Scientific title
Acronym N/A
Serial number at source MCT-70318
Study hypothesis Injury rates (arm fracture, head injury and other injuries) among school children are equal on granitic sand and wood fibre (fibar) playground surfaces.
Lay summary
Ethics approval Ethics approval received from the Hospital for Sick Children - University of Toronto - Research Ethics Board, on the 14th May 2004.
Study design Randomised controlled trial
Countries of recruitment Canada
Disease/condition/study domain Children’s fractures from falling off play equipment.
Participants - inclusion criteria 1. School children
2. Ages 5 - 11, either sex
3. Injured on falls from play equipment during supervised school hours
Participants - exclusion criteria Children injured when school is not in session.
Anticipated start date 01/01/2005
Anticipated end date 31/12/2006
Status of trial Completed
Patient information material
Target number of participants 34 schools
Interventions Granite sand playground surfaces versus wood fibre engineered playground surfaces.
Primary outcome measure(s) Fracture rates, upper extremity
Secondary outcome measure(s) Head injury, all injury
Sources of funding Canadian Institutes of Health Research (CIHR) (Canada) - http://www.cihr-irsc.gc.ca (ref: MCT-70318)
Trial website
Publications 2009 results in http://www.ncbi.nlm.nih.gov/pubmed/20016688
Contact name Dr  Andrew William  Howard
  Address Hospital for Sick Children
Orthopaedic Surgery and Population Health
555, University Avenue
Room S-107
  City/town Toronto, Ontario
  Zip/Postcode M5G 1X8
  Country Canada
  Tel +1 416 813 6439
  Fax +1 416 813 6414
  Email andrew.howard@sickkids.ca
Sponsor Hospital for Sick Children, Toronto (Canada)
  Address 555 University Avenue
  City/town Toronto, Ontario
  Zip/Postcode M5G 1X8
  Country Canada
  Tel +1 416 813 1500
  Fax +1 416 813 5393
  Email andrew.howard@sickkids.ca
Date applied 10/08/2005
Last edited 24/02/2010
Date ISRCTN assigned 10/08/2005
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