Language spoken with their mother for students who do not speak the test language at home

About equally often their heritage language and test language

Language spoken with their father for students who do not speak the test language at home

Language spoken with their brother(s) and/or sister(s) for students who do not speak the test language at home

Language spoken with their best friend for students who do not speak the test language at home

Language spoken with their school mates for students who do not speak the test language at home

Duration in early childhood education and care

Attended ECEC for less than a year
Attended ECEC for at least one but less than two years
Attended ECEC for at least two but less than three years
Attended ECEC for at least three but less than four years
Attended ECEC for at least four but less than five years
Attended ECEC for at least five but less than six years
Attended ECEC for at least six but less than seven years
Attended ECEC for at least seven but less than eight years
Attended ECEC for at least eight years
Valid Skip
Not Applicable
Invalid
No Response

Student’s expected occupational status (SEI)

Learning time (minutes per week) - <Mathematics>

Learning time (minutes per week) - <test language>

Learning time (minutes per week) - <science>

Learning time (minutes per week) - in total

Familiarity with concepts of finance (Sum)

Number of changes in educational biography (Sum)

Index of economic, social and cultural status

Disciplinary climate in test language lessons (WLE)

Teacher support in test language lessons (WLE)

Parents' emotional support perceived by student (WLE)

Teacher's stimulation of reading engagement perceived by student (WLE)

Self-concept of reading: Perception of competence (WLE)

Self-concept of reading: Perception of difficulty (WLE)

Perception of difficulty of the PISA test (WLE)

Perception of competitiveness at school (WLE)

Perception of cooperation at school (WLE)

Attitude towards school: learning activities (WLE)

Subjective well-being: Positive affect (WLE)