<clinical_study>
  <!-- This xml conforms to an XML Schema at:
    https://clinicaltrials.gov/ct2/html/images/info/public.xsd -->
  <required_header>
    <download_date>ClinicalTrials.gov processed this data on September 20, 2023</download_date>
    <link_text>Link to the current ClinicalTrials.gov record.</link_text>
    <url>https://clinicaltrials.gov/ct2/show/NCT04468737</url>
  </required_header>
  <id_info>
    <org_study_id>PPB-1.0</org_study_id>
    <nct_id>NCT04468737</nct_id>
  </id_info>
  <brief_title>Effect of Inadequate Bowel Preparation on Urgent Colonoscopy in Patients With PPB.</brief_title>
  <acronym>PPB</acronym>
  <official_title>Effect of Inadequate Bowel Preparation on Urgent Colonoscopy in Patients With Post-polypectomy Bleeding (PPB): A Descriptive Study</official_title>
  <sponsors>
    <lead_sponsor>
      <agency>Ningbo No. 1 Hospital</agency>
      <agency_class>Other</agency_class>
    </lead_sponsor>
  </sponsors>
  <source>Ningbo No. 1 Hospital</source>
  <oversight_info>
    <has_dmc>No</has_dmc>
    <is_fda_regulated_drug>No</is_fda_regulated_drug>
    <is_fda_regulated_device>No</is_fda_regulated_device>
  </oversight_info>
  <brief_summary>
    <textblock>
      The purpose of this study was to explore the effect of abbreviated bowel preparation on&#xD;
      repeated colonoscopy in patients with PPB.&#xD;
    </textblock>
  </brief_summary>
  <overall_status>Completed</overall_status>
  <start_date type="Actual">January 1, 2010</start_date>
  <completion_date type="Actual">June 15, 2020</completion_date>
  <primary_completion_date type="Actual">June 1, 2020</primary_completion_date>
  <study_type>Observational</study_type>
  <has_expanded_access>No</has_expanded_access>
  <study_design_info>
    <observational_model>Other</observational_model>
    <time_perspective>Retrospective</time_perspective>
  </study_design_info>
  <primary_outcome>
    <measure>Diagnostic rate</measure>
    <time_frame>1 Day of colonoscopy</time_frame>
    <description>the rate of identified the origin of the bleeding</description>
  </primary_outcome>
  <secondary_outcome>
    <measure>Ileocaecal intubation rate</measure>
    <time_frame>1 Day of colonoscopy</time_frame>
    <description>the rate of colonoscopy entering the cecum</description>
  </secondary_outcome>
  <enrollment type="Actual">34</enrollment>
  <condition>Post-polypectomy Bleeding</condition>
  <condition>Bowel Preparation</condition>
  <condition>Urgent Colonoscopy</condition>
  <intervention>
    <intervention_type>Behavioral</intervention_type>
    <intervention_name>Bowel preparation</intervention_name>
    <description>Observe patients who undergo bowel preparation by enema or irrigation</description>
  </intervention>
  <eligibility>
    <study_pop>
      <textblock>
        Patients undergoing urgent colonoscopy&#xD;
      </textblock>
    </study_pop>
    <sampling_method>Non-Probability Sample</sampling_method>
    <criteria>
      <textblock>
        Inclusion Criteria:&#xD;
&#xD;
        patients with bleeding after polypectomy patients treated with colonoscopy within 24 hours&#xD;
        after bleeding patients who did not receive adequate bowel preparation (oral laxatives).&#xD;
&#xD;
        Exclusion Criteria:&#xD;
&#xD;
        patients whose main outcome indicators were not clearly described patients whose baseline&#xD;
        characteristics were missing.&#xD;
      </textblock>
    </criteria>
    <gender>All</gender>
    <minimum_age>18 Years</minimum_age>
    <maximum_age>N/A</maximum_age>
    <healthy_volunteers>No</healthy_volunteers>
  </eligibility>
  <location>
    <facility>
      <name>Ningbo first hospital</name>
      <address>
        <city>Ningbo</city>
        <state>Zhejiang</state>
        <zip>315000</zip>
        <country>China</country>
      </address>
    </facility>
  </location>
  <location_countries>
    <country>China</country>
  </location_countries>
  <verification_date>June 2020</verification_date>
  <study_first_submitted>July 9, 2020</study_first_submitted>
  <study_first_submitted_qc>July 9, 2020</study_first_submitted_qc>
  <study_first_posted type="Actual">July 13, 2020</study_first_posted>
  <last_update_submitted>July 11, 2020</last_update_submitted>
  <last_update_submitted_qc>July 11, 2020</last_update_submitted_qc>
  <last_update_posted type="Actual">July 14, 2020</last_update_posted>
  <responsible_party>
    <responsible_party_type>Sponsor</responsible_party_type>
  </responsible_party>
  <condition_browse>
    <!-- CAUTION:  The following MeSH terms are assigned with an imperfect algorithm            -->
    <mesh_term>Hemorrhage</mesh_term>
  </condition_browse>
  <!-- Results have not yet been posted for this study                                          -->
</clinical_study>


download date: ClinicalTrials.gov processed this data on September 20, 2023
link text: Link to the current ClinicalTrials.gov record.
url: https://clinicaltrials.gov/ct2/show/NCT04468737
org study id: PPB-1.0
nct id: NCT04468737
lead sponsor: 
has dmc: No
is fda regulated drug: No
is fda regulated device: No
The purpose of this study was to explore the effect of abbreviated bowel preparation on
      repeated colonoscopy in patients with PPB.
observational model: Other
time perspective: Retrospective
measure: Diagnostic rate
time frame: 1 Day of colonoscopy
description: the rate of identified the origin of the bleeding
measure: Ileocaecal intubation rate
time frame: 1 Day of colonoscopy
description: the rate of colonoscopy entering the cecum
intervention type: Behavioral
intervention name: Bowel preparation
description: Observe patients who undergo bowel preparation by enema or irrigation
study pop: 
sampling method: Non-Probability Sample
criteria: 
gender: All
minimum age: 18 Years
maximum age: N/A
healthy volunteers: No
facility: 
country: China
responsible party type: Sponsor
mesh term: Hemorrhage