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Effect of Bilateral Transcutaneous Tibial Nerve Stimulation on Postpartum Constipation

Primary Purpose

Constipation

Status
Not yet recruiting
Phase
Not Applicable
Locations
Study Type
Interventional
Intervention
Experimental: bilateral transcutaneous tibial nerve stimulation,exercise and advices
Sponsored by
Cairo University
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Constipation

Eligibility Criteria

20 Years - 35 Years (Adult)FemaleAccepts Healthy Volunteers

Inclusion Criteria:•Postpartum women, delivered by caesarean section suffering from constipation after delivery.

  • Their ages will range from 20 to 35 years old.
  • Their body mass index (BMI) will range from 25 to 33 kg/m2.
  • All participating women should have at least two criteria of Rome III diagnostic criteria for constipation.

They should stop laxatives intake during treatment program

-

Exclusion Criteria:

Postpartum women will be excluded if they have:

  • History of inflammatory bowel disease, and irritable bowel syndrome.
  • Endocrine disease or digestive tract disease.
  • History of genital prolapse and anal fissure.
  • Congental anorectal malformation, stoma in situ.
  • Diabtes mellitus and sever distal venous insuffiency.
  • Skin eruption at the site of stimulation.
  • Implanted pacemaker or defibrillator.
  • Metalic implant in lower limb.
  • Recent surgery at the lower limb.
  • Peripheral neuropathy and neurological disorders. Psychological distress.

Sites / Locations

    Arms of the Study

    Arm 1

    Arm 2

    Arm Type

    Experimental

    Experimental

    Arm Label

    bilateral transcutaneous tibial nerve stimulation,exercise and advices

    Exercises and advices

    Arm Description

    •They will receive bilateral transcutaneous tibial nerve stimulation three times per week for 4 weeks, in addition to abdominal muscle training and breathing exercise and bowel care advices.

    They will perform abdominal muscle training and breathing exercise three times per week, for 4 weeks in addition to bowel care advices.

    Outcomes

    Primary Outcome Measures

    The Bristol Stool Form Scale (BSFS)
    It is a formal research tool used to assess stool consistency and intestinal transit rate. It is an ordinal scale used to rate and categorize stool into seven classifications, according to stool consistency It is also useful in evaluating the effectiveness of an intervention for gastrointestinal tract disease and clinical assessment. It helps people to report on stool consistency adequately, thus proving a guide in the diagnosis and treatment of gastrointestinal disorders.It classifies stool into seven categories ranging from hard lumps like nuts stool (type 1) to watery without solid pieces, entirely liquid (type 7). Types 1 and 2 are indicative of constipation, types 3 and 4 are considered normal stool consistency that is easy to defecate, while types 6 and 7 are considered abnormal consistency .
    Patient Assessment of Constipation -Symptom Questionnaire (PAC-SYM)
    It is frequently used in clinical trials of constipation, it has emerged as an important tool for assessing the severity of patient-reported symptoms of constipation. It consists of 12-item questionnaire that divided into three symptom subscales: abdominal (four items); rectal (three items); and stool (five items). Items are scored on 5-point Likert scales, with scores ranging from 0 to 4 (0 = 'symptom absent', 1 = 'mild', 2 = 'moderate', 3 = 'severe' and 4 = 'very severe'). A mean total score in the range of 0-4 is generated by dividing the total score by the number of questions completed; the lower the total score, the lower the symptom burden. Observational data have shown that PAC-SYM questionnaire has internal consistency, test-retest reliability and concurrent validity, and to be responsive to change over time .
    Patient Assessment of constipation quality of life questionnaire (PAC-QOL)
    The validated PAC-QOL questionnaire consists of 28 items grouped into 4 subscales ; physical discomfort , psychosocial discomfort, in addition to worries and concerns, and satisfaction, investigating the effects of constipation on the patient's quality of life in the recent 2 weeks. The first three subscale comprise the patient dissatisfaction index (where higher great corresponding to worse quality of life) the satisfaction subscale include 4 items, (where higher great corresponding to improve quality of life .
    Rome III criteria: Rome III criteria: Rome III criteria
    It will be used to confirm the diagnosis of constipation for all participating women in both groups A and B to ensure that they will meet the eligibility criteria . All women should have at least two of the following criteria: Fewer than three spontaneous bowel movements per week. Straining during at least 25% of defecation attempts. Lumpy or hard stools for at least 25% of defecation attempts. Sensation of anorectal obstruction or blockage for at least 25% of defecation attempts. Sensation of incomplete defecation for at least 25% of defecation attempts. Manual maneuvering required to defecate for at least 25% of defecation attempts (e.g., digital evacuation, support of the pelvic floor). Loose stools are rarely present without the use of laxatives.

    Secondary Outcome Measures

    Full Information

    First Posted
    July 8, 2022
    Last Updated
    July 15, 2022
    Sponsor
    Cairo University
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    1. Study Identification

    Unique Protocol Identification Number
    NCT05455853
    Brief Title
    Effect of Bilateral Transcutaneous Tibial Nerve Stimulation on Postpartum Constipation
    Official Title
    Effect of Bilateral Transcutaneous Tibial Nerve Stimulation on Postpartum Constipation
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    July 2022
    Overall Recruitment Status
    Not yet recruiting
    Study Start Date
    August 1, 2022 (Anticipated)
    Primary Completion Date
    October 1, 2022 (Anticipated)
    Study Completion Date
    November 1, 2022 (Anticipated)

    3. Sponsor/Collaborators

    Responsible Party, by Official Title
    Principal Investigator
    Name of the Sponsor
    Cairo University

    4. Oversight

    Studies a U.S. FDA-regulated Drug Product
    No
    Studies a U.S. FDA-regulated Device Product
    No

    5. Study Description

    Brief Summary
    This study will be conduct to determine the effect of bilateral transcutaneous tibial nerve stimulation on treating postpartum constipation
    Detailed Description
    TTNS was effective in treating constipation .It was believed that re-establishment of normal colonic function may be possible with neuromodulation of sacral nerve stimulation (SNS) that may improve constipation symptoms but it is expensive and invasive . Percutaneous tibial nerve stimulation (PTNS) is an alternative method of neuromodulation that has shown efficacy in constipation and it stimulates L4-S3 nerve roots of sacral plexus that supply the pelvic floor and lower gastrointestinal tract, Transcutaneous tibial nerve stimulation (TTNS) targets the tibial nerve in a similar fashion to PTNS but it is cheaper and does not require needle puncture .There were few studies showed that TTNS has been used and shown to be effective for treating constipation, but till now, there is no previous study illustrating it's effect specifically on postpartum constipation. So, this study will be the first one in this issue.

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Constipation

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Not Applicable
    Interventional Study Model
    Parallel Assignment
    Masking
    Investigator
    Allocation
    Randomized
    Enrollment
    60 (Anticipated)

    8. Arms, Groups, and Interventions

    Arm Title
    bilateral transcutaneous tibial nerve stimulation,exercise and advices
    Arm Type
    Experimental
    Arm Description
    •They will receive bilateral transcutaneous tibial nerve stimulation three times per week for 4 weeks, in addition to abdominal muscle training and breathing exercise and bowel care advices.
    Arm Title
    Exercises and advices
    Arm Type
    Experimental
    Arm Description
    They will perform abdominal muscle training and breathing exercise three times per week, for 4 weeks in addition to bowel care advices.
    Intervention Type
    Other
    Intervention Name(s)
    Experimental: bilateral transcutaneous tibial nerve stimulation,exercise and advices
    Other Intervention Name(s)
    Exercises and advices
    Intervention Description
    • First group they will receive morning bilateral transcutaneous tibial nerve stimulation, for 30 minutes, three times per week for 4 weeks, in addition to abdominal muscle training and breathing exercise for 15 minutes three times per week, for 4 weeks and bowel care advices.•They will perform abdominal muscle training and breathing exercise, for 15 minutes three times per week, for 4 weeks in addition to bowel care advices. Second group•They will perform abdominal muscle training and breathing exercise, for 15 minutes three times per week, for 4 weeks in addition to bowel care advices.
    Primary Outcome Measure Information:
    Title
    The Bristol Stool Form Scale (BSFS)
    Description
    It is a formal research tool used to assess stool consistency and intestinal transit rate. It is an ordinal scale used to rate and categorize stool into seven classifications, according to stool consistency It is also useful in evaluating the effectiveness of an intervention for gastrointestinal tract disease and clinical assessment. It helps people to report on stool consistency adequately, thus proving a guide in the diagnosis and treatment of gastrointestinal disorders.It classifies stool into seven categories ranging from hard lumps like nuts stool (type 1) to watery without solid pieces, entirely liquid (type 7). Types 1 and 2 are indicative of constipation, types 3 and 4 are considered normal stool consistency that is easy to defecate, while types 6 and 7 are considered abnormal consistency .
    Time Frame
    up to 4 weeks
    Title
    Patient Assessment of Constipation -Symptom Questionnaire (PAC-SYM)
    Description
    It is frequently used in clinical trials of constipation, it has emerged as an important tool for assessing the severity of patient-reported symptoms of constipation. It consists of 12-item questionnaire that divided into three symptom subscales: abdominal (four items); rectal (three items); and stool (five items). Items are scored on 5-point Likert scales, with scores ranging from 0 to 4 (0 = 'symptom absent', 1 = 'mild', 2 = 'moderate', 3 = 'severe' and 4 = 'very severe'). A mean total score in the range of 0-4 is generated by dividing the total score by the number of questions completed; the lower the total score, the lower the symptom burden. Observational data have shown that PAC-SYM questionnaire has internal consistency, test-retest reliability and concurrent validity, and to be responsive to change over time .
    Time Frame
    up to 4 weeks
    Title
    Patient Assessment of constipation quality of life questionnaire (PAC-QOL)
    Description
    The validated PAC-QOL questionnaire consists of 28 items grouped into 4 subscales ; physical discomfort , psychosocial discomfort, in addition to worries and concerns, and satisfaction, investigating the effects of constipation on the patient's quality of life in the recent 2 weeks. The first three subscale comprise the patient dissatisfaction index (where higher great corresponding to worse quality of life) the satisfaction subscale include 4 items, (where higher great corresponding to improve quality of life .
    Time Frame
    up to 4 weeks
    Title
    Rome III criteria: Rome III criteria: Rome III criteria
    Description
    It will be used to confirm the diagnosis of constipation for all participating women in both groups A and B to ensure that they will meet the eligibility criteria . All women should have at least two of the following criteria: Fewer than three spontaneous bowel movements per week. Straining during at least 25% of defecation attempts. Lumpy or hard stools for at least 25% of defecation attempts. Sensation of anorectal obstruction or blockage for at least 25% of defecation attempts. Sensation of incomplete defecation for at least 25% of defecation attempts. Manual maneuvering required to defecate for at least 25% of defecation attempts (e.g., digital evacuation, support of the pelvic floor). Loose stools are rarely present without the use of laxatives.
    Time Frame
    up to 4 weeks

    10. Eligibility

    Sex
    Female
    Minimum Age & Unit of Time
    20 Years
    Maximum Age & Unit of Time
    35 Years
    Accepts Healthy Volunteers
    Accepts Healthy Volunteers
    Eligibility Criteria
    Inclusion Criteria:•Postpartum women, delivered by caesarean section suffering from constipation after delivery. Their ages will range from 20 to 35 years old. Their body mass index (BMI) will range from 25 to 33 kg/m2. All participating women should have at least two criteria of Rome III diagnostic criteria for constipation. They should stop laxatives intake during treatment program - Exclusion Criteria: Postpartum women will be excluded if they have: History of inflammatory bowel disease, and irritable bowel syndrome. Endocrine disease or digestive tract disease. History of genital prolapse and anal fissure. Congental anorectal malformation, stoma in situ. Diabtes mellitus and sever distal venous insuffiency. Skin eruption at the site of stimulation. Implanted pacemaker or defibrillator. Metalic implant in lower limb. Recent surgery at the lower limb. Peripheral neuropathy and neurological disorders. Psychological distress.
    Central Contact Person:
    First Name & Middle Initial & Last Name or Official Title & Degree
    Manal Ahmed El-Shafei, Lecturer
    Phone
    01220664518
    Email
    manalpt1989@gmail.com

    12. IPD Sharing Statement

    Plan to Share IPD
    Yes

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    Effect of Bilateral Transcutaneous Tibial Nerve Stimulation on Postpartum Constipation

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