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Efficacy and safety of acupuncture with chronic pain caused by osteoarthritis of the knee (gonarthrosis): a multi-centre and randomised controlled clinical trial
ISRCTN ISRCTN27450856
DOI 10.1186/ISRCTN27450856
ClinicalTrials.gov identifier
EudraCT number
Public title Efficacy and safety of acupuncture with chronic pain caused by osteoarthritis of the knee (gonarthrosis): a multi-centre and randomised controlled clinical trial
Scientific title
Acronym GERAC-GA
Serial number at source N/A
Study hypothesis Not provided at time of registration
Lay summary
Ethics approval Not provided at time of registration
Study design Randomised controlled trial
Countries of recruitment Germany
Disease/condition/study domain Osteoarthritis of the knee (gonarthrosis)
Participants - inclusion criteria 1. Patients (male and female) over 40 with chronic pain (greater than 6 months) due to gonarthrosis (American College of Rheumatology [ACR] criteria)
2. A Kellgren-Lawrence-Score of 2 or 3
3. A Western Ontario and McMaster Universities Arthritis Index (WOMAC) of greater than 3 (scale: 0 - 10)
Participants - exclusion criteria Not provided at time of registration
Anticipated start date 01/11/2001
Anticipated end date 01/03/2004
Status of trial Completed
Patient information material
Target number of participants 900
Interventions Physiotherapy for all participants, additionally three intervention groups:
A. Standard therapy with diclofenac or rofecoxib
B. Defined specific acupuncture regarding Traditional Chinese Medicine (TCM) (verum acupuncture)
C. Defined unspecific acupuncture (sham acupuncture)
Primary outcome measure(s) Not provided at time of registration
Secondary outcome measure(s) Not provided at time of registration
Sources of funding German Health Insurances (AOK, IKK, BKK, Bundesknappschaft, BLK, SKK) (Germany)
Trial website
Publications Protocol in: http://www.ncbi.nlm.nih.gov/sites/entrez?cmd=Retrieve&db=PubMed&list_uids=15040805

Results in: http://www.ncbi.nlm.nih.gov/sites/entrez?db=pubmed&cmd=Retrieve&dopt=AbstractPlus&list_uids=16818924
Contact name Prof  Hanns-Peter  Scharf
  Address Klinikum der Stadt Mannheim
Theodor-Kutzer-Ufer
  City/town Mannheim
  Zip/Postcode 68167
  Country Germany
Sponsor Ruhr University Bochum (Germany)
  Address Department for Medical Information Technology, Biometry and Epidemiology (AMIB)
c/o Prof. Dr. HJ Trampisch
Overbergstr. 17
  City/town Bochum
  Zip/Postcode 44780
  Country Germany
Date applied 25/06/2003
Last edited 29/08/2007
Date ISRCTN assigned 27/10/2003
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