About this trial
Prostate cancer (PCa) survivors frequently experience enduring psychosexual challenges following treatment, including sexual dysfunction, emotional distress, and reduced quality of life. Despite these difficulties, access to tailored support remains limited, highlighting the need for scalable and accessible alternatives such as digital interventions. This study presents the protocol for a randomized controlled trial (RCT) evaluating the effectiveness of E-Mergir, a digital psychosexual intervention developed for PCa survivors. Grounded in cognitive behavioral therapy (CBT) and mindfulness strategies, the intervention aims to enhance both sexual and mental well-being. The trial employs a wait-list control design with randomized allocation. Participants will complete assessments at baseline, post-intervention, and follow-up, using validated measures related to sexual outcomes (sexual satisfaction, pleasure, function, distress, and beliefs) and mental health outcomes (quality of life, anxiety, depression, mindfulness, relationship satisfaction, and automatic thoughts). The study aims to determine whether E-Mergir is an effective digital intervention for improving psychosexual outcomes in PCa survivors, compared to a wait-list control group. It also aims to examine treatment predictors to illustrate the mechanisms through which improvements in mental and sexual health are achieved. If effective, E-Mergir could address a critical gap in supportive care for PCa survivors and serve as a model for culturally tailored digital psychosexual interventions globally.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Prostate cancer survivors,
18 years old or older,
Ability to give informed consent,
Regular use of a smartphone and internet access.
Disqualifiers
Other diagnosed oncological diseases over the past five years,
Severe neurological impairment or other severe psychological/psychiatric diseases (depression, generalized anxiety disorder, psychosis-related disorders),
Other uncontrolled/unstable diseases,
Severe hearing and/or visual impairment,
Trial design
Parallel
Treatments tested in this trial
E-Mergir
Devicee-Health intervention to promote mental and sexual health of prostate cancer survivors. An online psychological intervention (e-Health app technology) specifically tailored to meet the needs of Portuguese men with prostate cancer was developed to promote participants' mental and sexual health. The intervention protocol was designed under the principles of Cognitive Behavior Therapy (CBT), featuring psychological and sexual health promotion strategies. The intervention program consists of 5 modules covering components of psychoeducation, sexual rehabilitation, mindfulness, cognitive restructuring, and relapse prevention. The modules will be delivered online (using text, videos, and graphics) along with therapeutic support provided by a certified Clinical Psychologist, over an eight-week period.
Treatment groups
Trial outcomes
Primary outcomes
Global Measure of Sexual Satisfaction
Questionnaire to assess sexual satisfaction
Sexual Pleasure Scale
Questionnaire to assess sexual pleasure
Female Sexual Distress Scale-Revised
Questionnaire to assess sexual distress
The World Health Organization Quality of Life - Brief Version
Questionnaire to assess general quality of life
Secondary outcomes
International Index of Erectile Function
Questionnaire to assess erectile function
Global Measure of Relational Satisfaction
Questionnaire to assess relational satisfaction
The Sexual Dysfunctional Beliefs Questionnaire
Questionnaire to assess sexual dysfunctional beliefs
Sexual Modes Questionnaire
A subscale of this questionnaire will be used to assess automatic thoughts
Sponsors and contacts
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