ICCS 2022 Restricted Use Data

The ICCS 2022 Restricted Use Data will only be made available upon special request by researchers. It contains all data freely available in the ICCS 2022 Public Use Data, plus the additional variables listed below.

Researchers who want to use the additional data below need to formally apply and provide reasoning why they would need the additional data. They need to agree not to disclose any individuals.

 
 
Application Procedure

If you are interested in working with the Restricted Use Data, you will need to apply using the IEA Restricted Use Data Application Form. In addition, you need to sign the Restricted Use Agreement. Please download, complete, and sign both the application form and the agreement, and send it to: data@iea-hamburg.de

The application will be reviewed by IEA staff who will decide upon access to the data. Applicants will get feedback within 3-4 weeks. If access is granted to the applicant, IEA will provide details on how to access the restricted use data.

If you are residing in one of the following countries Andorra, Argentina, Austria, Belgium, Bulgaria, Canada (commercial organization), Croatia, Czech Republic, Denmark, Estonia, Faroe Islands, Finland, France, Germany, Greece, Guernsey, Hungary, Iceland, Ireland, Isle of Man, Israel, Italy, Japan, Jersey, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, New Zealand, Norway, Poland, Portugal, Republic of Cyprus, Republic of Korea, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom, or Uruguay, please click here to download the Restricted Use Agreement.  

If you are residing in a country not mentioned in the above list, please click here to download the Restricted Use Agreement.

 
 
Additional variables available in Restricted Use Data

Sampling/Tracking/Identification Variables 

Variable nameDescription
S_BIRTHMDate of Student Birth/Month
S_BIRTHYDate of Student Birth/Year
T_BIRTHYDate of Teacher Birth/Year
ITDATEDate of Testing 
ITDEVAdministration Device/Student 
IDSTRATE Explicit Stratum
IDSTRATIImplicit Stratum 
ITMODE_CAdministration Mode/School 
ITMODE_TAdministration Mode Teacher
ITMODE_SQAdministration Mode of the Student Questionnaire
ITMODE_RAdministration Mode of the Student Regional Questionnaire
ITMODE_SAAdministration Mode of the Student Test 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

School Questionnaire

QuestionVariable nameDescription
20IC4G20Public or Private School
20 (derived)C_PRIVATEPublic or Private School (derived)
21IC4G21A/ IC4G21B Total School Enrollment (Girls/Boys)
21 (derived)C_SCSIZETotal School Enrollment (derived)
22IC4G22A/ IC4G22BTotal Enrollment <Target Grade> (Girls/Boys) 
22 (derived) C_GENROLTotal Enrollment <Target Grade> (derived)