1 = Younger cohort
2 = Older cohort

Site numeric code
10 = Sintra
01 = Ottawa
11 = Suzhou
02 = Houston
03 = Bogota
04 = Manizales
06 = Helsinki
07 = Moscow
08 = Instanbul
09 = Daegu

Test language 3-letter code-teacher
SPA = Spanish
ITA = Italian
FRE = French
SWE = Swedish
ENG = English
CHI = Chinese
FIN = Finnish
KOR = Korean
TUR = Turkish
RUS = Russian
PRT = Portugese

Total time spent (minutes) - Teacher Indirect Assessment
999999 = Missing (missing end date)

How long known this student
1 = Less than 1 month
2 = 1 to 3 months
3 = 4 to 6 months
4 = 7 to 11 months
5 = 1 to 2 years
6 = More than 2 years
7 = N/A
8 = Missing by design
9 = Omitted

Hours of contact with this student per week
1 = Less than 1 hour/class per week
2 = 1 to 2 hours/classes per week
3 = 3 to 4 hours/classes per week
4 = 5 to 6 hours/classes per week
5 = 6 to 10 hours/classes per week
6 = More than 10 hours/classes per week
7 = N/A
8 = Missing by design
9 = Omitted

1 = Strongly disagree
2 = Disagree
3 = Neither agree nor disagree
4 = Agree
5 = Strongly agree
7 = N/A
9 = Omitted

Trouble sitting still
1 = Not at all accurate
2 = Slightly accurate
3 = Somewhat accurate
4 = Very accurate
5 = Perfectly accurate
7 = N/A
8 = Missing by design
9 = Omitted

Student performance - Reading or [assessment language]
1 = Poor
2 = Below average
3 = Average
4 = Above average
5 = Excellent
6 = I do not know
7 = N/A
8 = Missing by design
9 = Omitted