The purpose of this study is to test preliminary efficacy, as well as acceptability and feasibility, of a dyadic exercise intervention, the current study will randomize LGBT cancer survivors and their non-professional caregivers as dyads to either an individual or a dyadic Exercise for Cancer Patients (EXCAP) intervention. The primary outcome assessed will be psychological distress. Analyses will involve pre-post comparisons of outcomes across the study arms, testing the hypothesis that a 6 week, daily, dyadic exercise intervention will result in greater improvements in psychological distress than an individual intervention.
The proposed randomized controlled trial aims to recruit 70 lesbian, gay, bisexual, and transgender (LGBT) cancer survivors who have completed treatment (surgery, radiation, or chemotherapy) within the past 24 months, so as to have a final, evaluable sample of 60 LGBT survivors after attrition. The proposed RCT will also recruit caregivers (broadly defined) of the above cancer survivors. Each recruited cancer survivor will be asked to name a person who they feel provided care (emotional, informational, tangible, etc.) during their cancer experience, with no further strictures placed on this relationship in terms of type or duration. The caregiver will be approached to participate in the RCT. Thus the sample will consist of 70 LGBT survivors (60 evaluable) and their caregivers (140 individuals total/120 evaluable). Recruitment and primary analyses will specifically target the LGBT cancer survivor. All data will be gathered from participants 21 years of age or older. Participants are cancer survivors who have completed treatments or caregivers of cancer survivors; both survivors and caregivers are able to read and understand English.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
SINGLE
Enrollment
140
a standardized, daily, 6 week, home-based, progressive exercise program
University of Rochester
Rochester, New York, United States
Self-Reported Psychological Distress
Self-reported psychological distress was measured with the Profile of Mood States (POMS) total score among LGBT cancer survivors. The POMS consists of 30 adjectives that subjects rate on a five-point scale with "1" = "Not at all" and "5" = "Extremely" to describe their moods over the past week. The total score can be calculated by adding the raw scores from tension, depression, anger, fatigue and confusion-focused items and then subtracting the vigour-focused items. This will give a value between -24 and 177, with higher scores indicating higher psychological distress.
Time frame: Assessed at 8 weeks
Biological Endpoints: Cortisol
The secondary aim is to determine the preliminary effect of EXCAP-PA versus survivor-only EXCAP©® on biological endpoints associated with distress: serum cortisol among LGBT cancer survivors.
Time frame: Assessed at 8 weeks
Biological Endpoints: Serum Amyloid A
The secondary aim is to determine the preliminary effect of EXCAP-PA versus survivor-only EXCAP©® on biological endpoints associated with distress: markers of early inflammation serum amyloid A (SAA) among LGBT cancer survivors.
Time frame: Assessed at 8 weeks
Biological Endpoints: C-reactive Protein
The secondary aim is to determine the preliminary effect of EXCAP-PA versus survivor-only EXCAP©® on biological endpoints associated with distress: markers of C-reactive protein (CRP) among LGBT cancer survivors.
Time frame: Assessed at 8 weeks
Mechanistic Outcomes: Support
Social support from the care partner was measured with the Dyadic Support Questionnaire (DSQ) among LGBT cancer survivors. The DSQ is an 18-item survey based on four functions of social support (emotional, appraisal, instrumental, and informational support). Nine items measure received social support, that is, support provided by the partner. Items are anchored using a Likert scale ranging from 1 to 5 (from not at all to a great deal). Items were summed to create a scale for received support ranging from 9-45, with higher scores indicating more support.
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Time frame: Assessed at 8 weeks
Mechanistic Outcomes: Adherence
We also aim to determine the preliminary effect of EXCAP-PA versus survivor-only EXCAP©® on social support from the care partners intervention adherence (actigraphy) among LGBT cancer survivors. The actigraph features a variable epoch length which can be set between 1 to 240 seconds. Software supplied by the manufacturer was used to determine number of minutes of moderate or higher activity during each assessment period.
Time frame: Assessed at 8 weeks