<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE trials [
<!ELEMENT trials (trial+)>

<!ELEMENT trial (main,contacts,countries,criteria,health_condition_code,health_condition_keyword,intervention_code,
          intervention_keyword,primary_outcome,secondary_outcome,secondary_sponsor,secondary_ids,source_support,ethics_reviews)>

<!ELEMENT main (trial_id,utrn?,reg_name,date_registration,primary_sponsor,public_title,acronym?,scientific_title,scientific_acronym?,
          date_enrolment,type_enrolment,target_size,recruitment_status,url?,study_type,study_design,phase,hc_freetext?,i_freetext?,results_actual_enrolment,results_date_completed,results_url_link,results_summary,           results_date_posted,results_date_first_publication,results_baseline_char,results_participant_flow,results_adverse_events,results_outcome_measures,results_url_protocol,results_IPD_plan, results_IPD_description)>
<!ELEMENT trial_id (#PCDATA)>
<!ELEMENT utrn (#PCDATA)>
<!ELEMENT reg_name (#PCDATA)>
<!ELEMENT date_registration (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT primary_sponsor (#PCDATA)>
<!ELEMENT public_title (#PCDATA)>
<!ELEMENT acronym (#PCDATA)>
<!ELEMENT scientific_title (#PCDATA)>
<!ELEMENT scientific_acronym (#PCDATA)>
<!ELEMENT date_enrolment (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT type_enrolment (#PCDATA)>
<!ELEMENT target_size (#PCDATA)>
<!ELEMENT recruitment_status (#PCDATA)><!-- Pending,Recruiting,Suspended,Complete,Other -->
<!ELEMENT url (#PCDATA)>
<!ELEMENT study_type (#PCDATA)><!-- interventional,observational -->
<!ELEMENT study_design (#PCDATA)>
<!ELEMENT phase (#PCDATA)>
<!ELEMENT hc_freetext (#PCDATA)>
<!ELEMENT i_freetext (#PCDATA)>
<!ELEMENT results_actual_enrolment (#PCDATA)>
<!ELEMENT results_date_completed (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT results_url_link (#PCDATA)>
<!ELEMENT results_summary (#PCDATA)>
<!ELEMENT results_date_posted (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT results_date_first_publication (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT results_baseline_char (#PCDATA)>
<!ELEMENT results_participant_flow (#PCDATA)>
<!ELEMENT results_adverse_events (#PCDATA)>
<!ELEMENT results_outcome_measures (#PCDATA)>
<!ELEMENT results_url_protocol (#PCDATA)>
<!ELEMENT results_IPD_plan (#PCDATA)>
<!ELEMENT results_IPD_description (#PCDATA)>


<!ELEMENT contacts (contact+)>
<!ELEMENT contact (type,firstname,middlename,lastname,address,city,country1,zip,telephone,email,affiliation)>
<!ELEMENT type (#PCDATA)><!-- Public,Scientific -->
<!ELEMENT firstname (#PCDATA)>
<!ELEMENT middlename (#PCDATA)>
<!ELEMENT lastname (#PCDATA)>
<!ELEMENT address (#PCDATA)>
<!ELEMENT city (#PCDATA)>
<!ELEMENT country1 (#PCDATA)>
<!ELEMENT zip (#PCDATA)>
<!ELEMENT telephone (#PCDATA)>
<!ELEMENT email (#PCDATA)>
<!ELEMENT affiliation (#PCDATA)>

<!ELEMENT countries (country2+)>
<!ELEMENT country2 (#PCDATA)>

<!ELEMENT criteria (inclusion_criteria,agemin,agemax,gender,exclusion_criteria)>
<!ELEMENT inclusion_criteria (#PCDATA)>
<!ELEMENT agemin (#PCDATA)>
<!ELEMENT agemax (#PCDATA)>
<!ELEMENT gender (#PCDATA)>
<!ELEMENT exclusion_criteria (#PCDATA)>

<!ELEMENT health_condition_code (hc_code+)>
<!ELEMENT hc_code (#PCDATA)>

<!ELEMENT health_condition_keyword (hc_keyword+)>
<!ELEMENT hc_keyword (#PCDATA)>

<!ELEMENT intervention_code (i_code+)>
<!ELEMENT i_code (#PCDATA)>

<!ELEMENT intervention_keyword (i_keyword+)>
<!ELEMENT i_keyword (#PCDATA)>

<!ELEMENT primary_outcome (prim_outcome+)>
<!ELEMENT prim_outcome (#PCDATA)>

<!ELEMENT secondary_outcome (sec_outcome+)>
<!ELEMENT sec_outcome (#PCDATA)>

<!ELEMENT secondary_sponsor (sponsor_name+)>
<!ELEMENT sponsor_name (#PCDATA)>

<!ELEMENT secondary_ids (secondary_id+)>
<!ELEMENT secondary_id (sec_id,issuing_authority)>
<!ELEMENT sec_id (#PCDATA)>
<!ELEMENT issuing_authority (#PCDATA)>

<!ELEMENT source_support (source_name+)>
<!ELEMENT source_name (#PCDATA)>

<!ELEMENT ethics_reviews (ethics_review+)>
<!ELEMENT ethics_review (status,approval_date,contact_name,contact_address,contact_phone,contact_email)>
<!ELEMENT status (#PCDATA)><!-- Not approved,Approved,NA -->
<!ELEMENT approval_date (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT contact_name (#PCDATA)>
<!ELEMENT contact_address (#PCDATA)>
<!ELEMENT contact_phone (#PCDATA)>
<!ELEMENT contact_email (#PCDATA)>
]>
<trials>
  <trial>
    <main>
      <trial_id>IRCT20101006004877N28</trial_id>
      <utrn></utrn>
      <reg_name>IRCT</reg_name>
      <date_registration>2018-06-10</date_registration>
      <primary_sponsor>Esfahan University of Medical Sciences</primary_sponsor>
      <public_title>Evaluation of different treatment regimes of hydrogen proxide and chlorhexidine mouthrinses on dental stain and plaque</public_title>
      <acronym></acronym>
      <scientific_title>Evaluation of different treatment regimes of hydrogen proxide and chlorhexidine mouthrinses on dental stain and plaque</scientific_title>
      <scientific_acronym></scientific_acronym>
      <date_enrolment>2017-09-23</date_enrolment>
      <type_enrolment>anticipated</type_enrolment>
      <target_size>50</target_size>
      <recruitment_status>Complete</recruitment_status>
      <url>https://irct.ir/trial/30462</url>
      <study_type>interventional</study_type>
      <study_design>Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Systemic randomization, Blinding description: Mouthwashes are delivered in unnamed packages and similar to the samples.
Each code sample is assigned and the person who measures the indexes does not know which groups are in the sample.</study_design>
      <phase>3</phase>
      <hc_freetext>Dental plaque and dental stain.</hc_freetext>
      <i_freetext>Intervention 1: Intervention group 1: Use of chlorhexidine mouthwash in the morning - Mouthwash with hydrogen peroxide - Chlorhexidine in the nourish. Intervention 2: Intervention group 2: Using chlorhexidine mouthwash and then immediately hydrogen peroxide in the morning-chlorhexidine and then immediately hydrogen peroxide at night. Intervention 3: Intervention group 3: Use hydrogen peroxide mouthwash and then immediately chlorhexidine in the morning - hydrogen peroxide solution and then immediately chlorhexidine at night. Intervention 4: Control group 1: Use of chlorhexidine mouthwash in the morning - Chlorhexidine mouthwash at night. Intervention 5: Control group2: Use of hydrogen peroxide mouthwash in the morning - Hydrogen Peroxide Mouthwash at Night.</i_freetext>
      <results_actual_enrolment></results_actual_enrolment>
      <results_date_completed></results_date_completed>
      <results_url_link></results_url_link>
      <results_summary></results_summary>
      <results_date_posted></results_date_posted>
      <results_date_first_publication></results_date_first_publication>
      <results_baseline_char></results_baseline_char>
      <results_participant_flow></results_participant_flow>
      <results_adverse_events></results_adverse_events>
      <results_outcome_measures></results_outcome_measures>
      <results_url_protocol></results_url_protocol>
      <results_IPD_plan>Undecided - It is not yet known if there will be a plan to make this available</results_IPD_plan>
      <results_IPD_description>Justification or reason for indecision in sharing IPD is No decision yet</results_IPD_description>
    </main>
    <contacts>
      <contact>
        <type>public</type>
        <firstname>Dr Jaber Yaghini</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Hezar Jarib street</address>
        <city>Esfahan</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>8174673461</zip>
        <telephone>+98 31 3792 5542</telephone>
        <email>j_yaghini@dnt.mui.ac.ir</email>
        <affiliation>Esfahan University of Medical Sciences</affiliation>
      </contact>
      <contact>
        <type>scientific</type>
        <firstname>Dr Jaber Yaghini</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Hezar Jarib street</address>
        <city>Esfahan</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>8174673461</zip>
        <telephone>+98 31 3792 5542</telephone>
        <email>j_yaghini@dnt.mui.ac.ir</email>
        <affiliation>Esfahan University of Medical Sciences</affiliation>
      </contact>
    </contacts>
    <countries>
      <country2>Iran (Islamic Republic of)</country2>
    </countries>
    <criteria>
      <inclusion_criteria>Mild to moderate periodontitis
Have at least 12 anterior teeth</inclusion_criteria>
      <agemin>20 years</agemin>
      <agemax>45 years</agemax>
      <gender>Both</gender>
      <exclusion_criteria>Use orthodontic or prosthetic appliance
Smoking
Pocket depth more than 5
Attach loss more than 2</exclusion_criteria>
    </criteria>
    <health_condition_code>
      <hc_code></hc_code>
    </health_condition_code>
    <health_condition_keyword>
      <hc_keyword></hc_keyword>
    </health_condition_keyword>
    <intervention_code>
      <i_code>Treatment - Drugs</i_code>
      <i_code>Treatment - Drugs</i_code>
      <i_code>Treatment - Drugs</i_code>
      <i_code>Treatment - Drugs</i_code>
      <i_code>Treatment - Drugs</i_code>
    </intervention_code>
    <intervention_keyword>
      <i_keyword>Intervention group 1: Use of chlorhexidine mouthwash in the morning - Mouthwash with hydrogen peroxide - Chlorhexidine in the nourish</i_keyword>
      <i_keyword>Intervention group 2: Using chlorhexidine mouthwash and then immediately hydrogen peroxide in the morning-chlorhexidine and then immediately hydrogen peroxide at night</i_keyword>
      <i_keyword>Intervention group 3: Use hydrogen peroxide mouthwash and then immediately chlorhexidine in the morning - hydrogen peroxide solution and then immediately chlorhexidine at night</i_keyword>
      <i_keyword>Control group 1: Use of chlorhexidine mouthwash in the morning - Chlorhexidine mouthwash at night</i_keyword>
      <i_keyword>Control group2: Use of hydrogen peroxide mouthwash in the morning - Hydrogen Peroxide Mouthwash at Night</i_keyword>
    </intervention_keyword>
    <primary_outcome>
      <prim_outcome>25/5000Plaque and dental plaque. Timepoint: 1 and 4 weeks after entering the patient to study. Method of measurement: 1-PI(silness and loe plaque inndex)2-GMSI (gingival modiﬁcation of the stain index).</prim_outcome>
    </primary_outcome>
    <secondary_outcome>
      <sec_outcome></sec_outcome>
    </secondary_outcome>
    <secondary_sponsor>
      <sponsor_name></sponsor_name>
    </secondary_sponsor>
    <secondary_ids>
      <secondary_id>
        <sec_id></sec_id>
        <issuing_authority></issuing_authority>
      </secondary_id>
    </secondary_ids>
    <source_support>
      <source_name>Esfahan University of Medical Sciences</source_name>
    </source_support>
    <ethics_reviews>
      <ethics_review>
        <status>Approved</status>
        <approval_date>2017-09-25</approval_date>
        <contact_name>Ethics committee of esfahan University of Medical Sciences</contact_name>
        <contact_address>Hezar harib street Esfahan Isfehan Iran (Islamic Republic of)</contact_address>
        <contact_phone></contact_phone>
        <contact_email></contact_email>
      </ethics_review>
    </ethics_reviews>
  </trial>
</trials>
