ICILS 2018 Restricted Use Data

The ICILS 2018 Restricted Use Data will only be made available upon special request by researchers. It contains all data freely available in the ICILS 2018 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. In case access is granted to the applicant, the IEA will provide details on how to access the restricted use data.

 
 
Additional variables available in Restricted Use Data

These are the additional variables available in the Restricted Use Data:

Sampling/Tracking/Identification Variable

Variable name Description
MODEA_CoQ / MODEA_PrQ Administration mode school
MODEA_TcQ Administration mode teacher
STEACHERS Number of teachers to sample
NTEACHERS Number of teachers in target grade
ITBIRTHY_T Teachers’ year of birth from tracking forms
ITGENDER Teachers’ gender
ITBIRTHY_S, ITBIRTHM_S Students’ year/month of birth from tracking forms
ITGENDER Students’ gender
TADATE Date of testing

 

 

 

 

 

 

 

 

 

 

 

 

 

School Questionnaire

Question Nr Variable name Description
8A IP2G08A Public or private school
8A (derived) P_PRIV Public or private school - derived
3A/B IP2G03A/IP2G03B Total school enrollment
3A/B (derived) P_NUMSTD Total school enrollment - derived
4A/B IP2G04A/IP2G04B Total enrollment <target grade>
4A/B (derived) P_NUMTAR Total enrollment <target grade> - derived
4A/B IP2G06A/IP2G06B Total number of full-time and part-time teachers
6A/B (derived) P_NUMTCH Total number of full-time and part-time teachers - derived

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Student Questionnaire

Question Nr Variable name Description
1A/B IS2G01A/B Students’ date of birth (month, year)
7A/B IS2G07A/B, IS2G08A/B Parent / guardian 1’s job (open-ended)
11A/B, 12A/B IS2G011A/B, IS2G012A/B Parent / guardian 2’s job (open-ended)