Patient and family communication during consultation visits: The effects of a decision aid for treatment decision-making for localized prostate cancer.

Objective: To analyze the effects of a decision aid on improving patients' and family members' information giving and question asking during consultations for prostate cancer treatment decision-making.

Methods: This study is a secondary analysis of archived audio-recorded real-time consultation visits with participants from a randomized clinical trial. Participants were randomly assigned into three groups: TD-intervention targeted patient-only; TS-intervention targeted patients and family members; and control-a handout on staying healthy during treatment.