Shared decision making, Values clarification methods, decision aid, analytic hierarchy process, prostate cancer
Conditions
Interventions
The values clarification method (VCM) based on analytic hierarchy process (AHP) is appropriate to generate more insight into the decision making process of patients. AHP is most often used in health c
Sponsors
Elisabeth-Tweesteden Hospital
Eligibility
Inclusion criteria
Inclusion criteria: - Men that are newly diagnosed with localized early staged prostate cancer. ‘Early stage’ prostate cancer is defined by a T1c-T2c tumour with a maximum PSA-score of 20 and a maximum Gleason-score of 7. - Patients are eligible for active surveillance and active treatment. - Patients who want to use the web-based decision aid. - Patients have to be able to make use of a computer with internet-access in order make use of the web-based decision aid and the AHP model. - Patients have to be able to complete a Dutch questionnaire.
Exclusion criteria
Exclusion criteria: - Patients with advanced cancer; the decision aid is not suitable for decisions involved in a more advanced stage of the cancer (any score higher than mentioned as inclusion criteria). - If the urologist judges the patient is not in the right condition to participate, the patient will not be approached.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| - Disease-specific knowledge - Decisional Conflict (special interest: informed subscale) = subjective knowledge - Value congruence by measuring indicated preferences, changes in preferences - Decision quality | — |
Secondary
| Measure | Time frame |
|---|---|
| Patients’ evaluation of the AHP- model (acceptability) - Consistency of patient’s answers - Reduction of proportion of patients who did not indicate a specific preferred treatment option after use of the DA by adding the AHP model to the existing DA. - Satisfaction with decision (making) - Satisfaction with treatment - Preparation for decision making - Decisional regret - Demographics - Health skills (numeracy and literacy) | — |
Contacts
Public ContactIsabel de Angst
Erasmus MC/Elisabeth- TweeSteden Ziekenhuis, Urologie
Outcome results
None listed