Explaining computation of predictive values: 2 x 2 table versus frequency tree - a randomised controlled trial

ISRCTN ISRCTN74278823
DOI https://doi.org/10.1186/ISRCTN74278823
Secondary identifying numbers N/A
Submission date
03/08/2004
Registration date
03/08/2004
Last edited
09/08/2007
Recruitment status
No longer recruiting
Overall study status
Completed
Condition category
Other
Prospectively registered
Protocol
Statistical analysis plan
Results
Individual participant data

Plain English summary of protocol

Not provided at time of registration

Contact information

Mrs Anke Steckelberg
Scientific

Martin-Luther-King Platz 6
Hamburg
20146
Germany

+49 (0)40 42838 3528
ASteckelberg@uni-hamburg.de

Study information

Study designRandomised controlled trial
Primary study designInterventional
Secondary study designRandomised controlled trial
Study setting(s)
Study typeDiagnostic
Scientific title
Study objectivesNot provided at time of registration
Ethics approval(s)Not provided at time of registration
Health condition(s) or problem(s) studiedStatistical analyses: patients in decision making on diagnostic procedures
InterventionComparison of two visual helps to support computations of predictive values: 2x2 table versus frequency tree
Intervention typeOther
Primary outcome measureNot provided at time of registration
Secondary outcome measuresNot provided at time of registration
Overall study start date01/10/2000
Completion date01/07/2001

Eligibility

Participant type(s)Patient
Age groupNot Specified
Sex
Target number of participants184
Key inclusion criteriaStudents without prior statistical training
Key exclusion criteriaNot provided at time of registration
Date of first enrolment01/10/2000
Date of final enrolment01/07/2001

Locations

Countries of recruitment

  • Germany

Study participating centre

Martin-Luther-King Platz 6
Hamburg
20146
Germany

Sponsor information

Funders

Funder type

Industry

Robert-Bosch Stiftung (Robert-Bosch Foundation) (Germany)
Private sector organisation / Trusts, charities, foundations (both public and private)
Alternative name(s)
Robert Bosch Foundation, The Robert Bosch Stiftung, Die Robert Bosch Stiftung, Robert Bosch Stiftung GmbH, RBS
Location
Germany

Results and Publications

Intention to publish date
Individual participant data (IPD) Intention to shareNo
IPD sharing plan summary
Publication and dissemination planNot provided at time of registration
IPD sharing plan

Study outputs

Output type Details Date created Date added Peer reviewed? Patient-facing?
Results article Results 10/08/2004 Yes No
BMC - Part of Springer Nature Springer Nature