# Comparison of Explicit, Implicit and no Values Clarification Decision Aids for Men Considering Prostate Cancer Screening

> **NCT03988673** · NA · UNKNOWN · sponsor: **Universidade do Porto** · enrollment: 276 (estimated)

## Conditions studied

- Healthy Volunteers

## Interventions

- **OTHER:** Decision aid with implicit values clarification method (booklet or website)
- **OTHER:** Decision aid with explicit values clarification method (booklet or website)

## Key facts

- **NCT ID:** NCT03988673
- **Lead sponsor:** Universidade do Porto
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-09
- **Primary completion:** 2019-12
- **Final completion:** 2020-09
- **Target enrollment:** 276 (ESTIMATED)
- **Last updated:** 2019-06-17

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03988673

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03988673, "Comparison of Explicit, Implicit and no Values Clarification Decision Aids for Men Considering Prostate Cancer Screening". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT03988673. Licensed CC0.

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