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Clinical Trials/NCT06133413
NCT06133413Active, not recruitingNot Applicable

Connected Scales to Optimize the Maintenance of Weight Lost After Bariatric Surgery and Limit Failures and Reoperations

Assistance Publique - Hôpitaux de Paris2 sites in 1 country182 target enrollmentStarted: June 26, 2025Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Active, not recruiting
Enrollment
182
Locations
2
Primary Endpoint
Compare the percentage of patients with weight regain > 10% at 24 months post-operative in patients who have undergone obesity surgery (SG or RYGB) in the two groups of patients

Study Overview

Brief Summary

In this research, we hypothesize that post-operative monitoring implemented with a connected scale after the 1st year (weight nadir period) post obesity surgery (i.e. sleeve and RYGB) would reduce the percentage of patients with excessive weight regain (>10% regain of lost weight) by improving the quality of follow-up and long-term results.

To do this, we are carrying out a comparative study on 182 patients, controlled, randomized per patient, ratio 1/1, open, in two parallel arms.

Patients will be followed for 12 months and divided into one of the following two groups:

  • Control group: Standard follow-up
  • Interventional group: Standard follow-up + weekly weighing with the "Body Comp Pro" connected scale

During their follow-up period, patients in the intervention group will have to weigh themselves at least once a week using the "Body Comp Pro" connected scale. The information will be transmitted to the investigation team via a secure platform available 24 hours a day. Alerts will be generated from a weight regain > 5% of the baseline weight, allowing early management of weight regain.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Prevention
Masking
None

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Adult patient aged 18 and over
  • Patient operated by a sleeve or RYGB at 1 year (+/- 1 month) from the inclusion visit
  • Patient affiliated to a social security system (excluding AME)
  • Patient having signed free, informed and written consent
  • Patient speaking and reading French fluently

Exclusion Criteria

  • Patient with medical-surgical complications during inclusion visit justifying specific and reinforced monitoring (at the discretion of the investigator)
  • Patient with a pacemaker
  • Patient with a pathology or disability preventing them from standing on the scale
  • Patient participating in another interventional research at the time of inclusion
  • At the interview, pregnant patient or planning pregnancy during her period of participation in the research
  • Patient deprived of liberty
  • Patient subject to a legal protection measure (guardianship, curatorship)

Arms & Interventions

Standard of care group

No Intervention

Standard follow-up

Connected scale group

Experimental

Standard follow up + Use weekly of Body Comp Pro connected scale, associated with a remote monitoring by medical team allowing alert generation and early intervention

Intervention: Body Comp Pro connected scale (Withings manufacturer) (Device)

Connected scale group

Experimental

Standard follow up + Use weekly of Body Comp Pro connected scale, associated with a remote monitoring by medical team allowing alert generation and early intervention

Intervention: Alert generation by remote plateform (Other)

Outcomes

Primary Outcomes

Compare the percentage of patients with weight regain > 10% at 24 months post-operative in patients who have undergone obesity surgery (SG or RYGB) in the two groups of patients

Time Frame: 12 months from inclusion

Percentage of patients with weight regain \> 10% between inclusion (12 months post-op) and the 12-month visit (24 months post-op) in the two groups of patients

Secondary Outcomes

  • To compare the weight change at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(6 and 12 months from inclusion)
  • To compare the number of surgical reinterventions (planned or carried out) for weight regain at 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(12 months from inclusion)
  • To compare anxiety and depression at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(6 and 12 months from inclusion)
  • Compare the quality of life at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(6 and 12 months from inclusion)
  • To compare the evolution of comorbidities at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(6 and 12 months from inclusion)
  • For interventionnal group only : Evaluate the impact of the use of a connected scale on the consumption of additional care at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB).(6 and 12 months from inclusion)
  • For interventionnal group only : Evaluate adherence to the use of a connected scale at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB)(6 and 12 months from inclusion)
  • Compare the number of lost to follow-up at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(6 and 12 months from inclusion)
  • To compare the change in body composition measured by a connected scale at 18 and 24 months post-operative in patients having undergone obesity surgery (SG or RYGB) in the two groups of patients(6 and 12 months from inclusion)

Investigators

Sponsor Class
Other
Responsible Party
Sponsor

Study Sites (2)

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