<?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>IRCT20230110057097N1</trial_id>
      <utrn></utrn>
      <reg_name>IRCT</reg_name>
      <date_registration>2023-02-07</date_registration>
      <primary_sponsor>Islamic Azad University</primary_sponsor>
      <public_title>Investigating the effect of citrus aurantium inhalation essential oil on students' exam anxiety</public_title>
      <acronym></acronym>
      <scientific_title>Investigating the effect of citrus aurantium inhalation essential oil on students' exam anxiety</scientific_title>
      <scientific_acronym></scientific_acronym>
      <date_enrolment>2023-01-23</date_enrolment>
      <type_enrolment>anticipated</type_enrolment>
      <target_size>80</target_size>
      <recruitment_status>Complete</recruitment_status>
      <url>https://irct.ir/trial/67957</url>
      <study_type>interventional</study_type>
      <study_design>Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Prevention, Randomization description: Based on the size of the study sample and using the random number allocation table, 80 codes from one to eighty are assigned to the students. Even numbers are considered for the intervention group and odd numbers are considered for the control group, and in this way, the students are divided into two groups. intervention and control, Blinding description: In this study, blinding includes the statistical analyst and the outcome evaluator, who are unaware of the type of groups and the type of materials used.</study_design>
      <phase>N/A</phase>
      <hc_freetext>Test anxiety.</hc_freetext>
      <i_freetext>Intervention 1: A humidifier is placed in the room.The door and window of the class will be closed 15 minutes before the start of aromatherapy.  It is mixed with a ratio of 0.1 ml (spring orange) and 1.9 (ordinary water) and poured into the tank of the humidifier and we turn on the humidifier.The humidifier spreads the solution in the air for 15 minutes.The door and window of the classroom will not be opened until the end of the exam.Before the test and intervention, the test anxiety inventory is completed by the students. Immediately after the test, the test anxiety inventory is completed by the students. Intervention 2: Control group: A humidifier is placed in the room. The door and window of the classroom are closed 15 minutes before the start of aromatherapy. Only plain water is poured into the humidifier tank. We turn on the humidifier. The humidifier spreads the solution in the air for 15 minutes. The door and window of the classroom will not be opened until the end of the exam. Before the exam and intervention, the test anxiety questionnaire is completed by the students. Immediately after the test, the test anxiety questionnaire is completed by the students.</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 I will make a decision after finishing the study.</results_IPD_description>
    </main>
    <contacts>
      <contact>
        <type>public</type>
        <firstname>Seyed Mehdi Hosseinifard</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Amirkabir Blvd., Islamic Azad University</address>
        <city>Behbahan</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>۶۳۶۱۷۱۳۱۹۸</zip>
        <telephone>+98 61 5287 4285</telephone>
        <email>Mhoseinifard92@gmail.com</email>
        <affiliation>Islamic Azad University</affiliation>
      </contact>
      <contact>
        <type>scientific</type>
        <firstname>Seyed Mehdi Hosseinifard</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Amirkabir Blvd., Islamic Azad University</address>
        <city>Behbahan</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>۶۳۶۱۷۱۳۱۹۸</zip>
        <telephone>+98 61 5287 4285</telephone>
        <email>Mhoseinifard92@gmail.com</email>
        <affiliation>Islamic Azad University</affiliation>
      </contact>
    </contacts>
    <countries>
      <country2>Iran (Islamic Republic of)</country2>
    </countries>
    <criteria>
      <inclusion_criteria>Dont have an olfactory disorder.
Do not have a history of allergy to the scent of spring flowers.
Do not have any underlying diseases such as heart problems, respiratory problems, epilepsy, diseases and skin allergies.
Not being treated with sedatives or self-administered sedatives.
They have not used other relaxation methods before the test.
No unfortunate accident or change in emotional relationships, etc. since one month before and during the study.</inclusion_criteria>
      <agemin>18 years</agemin>
      <agemax>no limit</agemax>
      <gender>Both</gender>
      <exclusion_criteria>Unwillingness to continue cooperation
The student feels uncomfortable during the intervention.</exclusion_criteria>
    </criteria>
    <health_condition_code>
      <hc_code>F40</hc_code>
    </health_condition_code>
    <health_condition_keyword>
      <hc_keyword>Phobic anxiety disorders</hc_keyword>
    </health_condition_keyword>
    <intervention_code>
      <i_code>Prevention</i_code>
      <i_code>Placebo</i_code>
    </intervention_code>
    <intervention_keyword>
      <i_keyword>A humidifier is placed in the room.The door and window of the class will be closed 15 minutes before the start of aromatherapy.  It is mixed with a ratio of 0.1 ml (spring orange) and 1.9 (ordinary water) and poured into the tank of the humidifier and we turn on the humidifier.The humidifier spreads the solution in the air for 15 minutes.The door and window of the classroom will not be opened until the end of the exam.Before the test and intervention, the test anxiety inventory is completed by the students. Immediately after the test, the test anxiety inventory is completed by the students.</i_keyword>
      <i_keyword>Control group: A humidifier is placed in the room. The door and window of the classroom are closed 15 minutes before the start of aromatherapy. Only plain water is poured into the humidifier tank. We turn on the humidifier. The humidifier spreads the solution in the air for 15 minutes. The door and window of the classroom will not be opened until the end of the exam. Before the exam and intervention, the test anxiety questionnaire is completed by the students. Immediately after the test, the test anxiety questionnaire is completed by the students.</i_keyword>
    </intervention_keyword>
    <primary_outcome>
      <prim_outcome>Reducing test anxiety in students. Timepoint: 15 minutes before the start of the test to the end of the test. Method of measurement: test anxiety inventory(TAI).</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>Vice-Chancellor's Office for Research of Islamic Azad university, Behbahan branch</source_name>
    </source_support>
    <ethics_reviews>
      <ethics_review>
        <status>Approved</status>
        <approval_date>2023-01-22</approval_date>
        <contact_name>Research ethics committee of Islamic Azad University, Behbahan branch</contact_name>
        <contact_address>Amirkabir Blvd., Behbahan Bebahan Khouzestan Iran (Islamic Republic of)</contact_address>
        <contact_phone></contact_phone>
        <contact_email></contact_email>
      </ethics_review>
    </ethics_reviews>
  </trial>
</trials>
