The Collateral Impact of Bariatric Surgery on Families (Collateral)
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ClinicalTrials.gov Identifier: NCT02021630 |
Recruitment Status :
Completed
First Posted : December 27, 2013
Last Update Posted : October 21, 2016
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Condition or disease | Intervention/treatment |
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Obesity Bariatric Surgery Candidate Weight Loss | Other: Outcomes |
The specific aims of this proposal are to:
- Collect clinical data (e.g., weight, blood pressure, body composition, blood sample), as well as monitor physical activity and eating patterns, before and after bariatric surgery (Adults Only).
- Analyze clinical data, physical activity and eating patterns to determine how the health of patients and their families change after one family member completes bariatric surgery (Adults Only).
- Determine the feasibility of recruiting patients, spouses/partners and their children.
Study Type : | Observational |
Actual Enrollment : | 97 participants |
Observational Model: | Family-Based |
Time Perspective: | Prospective |
Official Title: | The Collateral Impact of Bariatric Surgery on Families |
Study Start Date : | December 2012 |
Actual Primary Completion Date : | July 2016 |
Actual Study Completion Date : | July 2016 |

Group/Cohort | Intervention/treatment |
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Patient
No intervention will occur during this study. Evaluation of changes in patients' family after having patient has bariatric surgery.
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Other: Outcomes
No intervention will occur during this study. Evaluation of changes in patients' family after having patient has bariatric surgery. |
Spouse/Partner
No intervention will occur during this study. Evaluation of changes in patients' family after having patient has bariatric surgery.
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Other: Outcomes
No intervention will occur during this study. Evaluation of changes in patients' family after having patient has bariatric surgery. |
Child(ren)
No intervention will occur during this study. Evaluation of changes in patients' family after having patient has bariatric surgery.
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Other: Outcomes
No intervention will occur during this study. Evaluation of changes in patients' family after having patient has bariatric surgery. |
- Weight [ Time Frame: Pre-operatively, post-operatively 6 months and 12 months ]
- Percent body fat [ Time Frame: Pre-operatively, post-operatively 6 months and 12 months ]
- Physical Activity [ Time Frame: Pre-operatively, post-operatively 6 months and 12 months ]Accelerometer
- Laboratory outcomes [ Time Frame: Pre-operatively, post-operatively 6 months and 12 months ]Lipid panel, insulin, glucose
- Questionnaires [ Time Frame: Pre-operatively, post-operatively 6 months and 12 months ]Home Food Inventory, Social Support
Biospecimen Retention: Samples Without DNA

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- All patients who receive surgery have been cleared medically and psychosocially for surgery. Thus, surgical candidacy criteria will serve as eligibility criteria for the current study for surgical patients.
- Cohabitation with patients will be considered inclusion criteria for partners/spouses.
- Children between the ages of ≥5 - ≤ 16, who cohabitate with the patient the majority of the time will be asked to participate by providing assent.
Exclusion Criteria:
- Report current or planned use of weight loss medications (including OTC), or other weight loss strategy.
- Report pregnancy, lactation, or plans to become pregnant during study duration.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02021630
United States, Pennsylvania | |
Geisinger Clinic | |
Danville, Pennsylvania, United States, 17822-2111 |
Principal Investigator: | Christopher D Still, DO | Geisinger Clinic |
Responsible Party: | Geisinger Clinic |
ClinicalTrials.gov Identifier: | NCT02021630 |
Other Study ID Numbers: |
2012-0360 SRC-L-15 ( Registry Identifier: Geisinger's Scientific Review Committee ) |
First Posted: | December 27, 2013 Key Record Dates |
Last Update Posted: | October 21, 2016 |
Last Verified: | July 2016 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Undecided |
Obesity Bariatric Surgery Weight Loss Physical Activity Body Composition |
Weight Loss Body Weight Body Weight Changes |