Schulform-Kennung
0 = Grundschule
1 = Hauptschule
2 = Mittelschule/Sekundarschule/Regelschule
3 = Realschule
4 = Gesamtschule
5 = Gymnasium
6 = Berufsschule
8 = Sonderschule

Bundesland-ID
11 = Saarland
12 = Rheinland-Pfalz
13 = Nordrhein-Westfalen
14 = Niedersachsen
15 = Bremen
16 = Schleswig-Holstein
17 = Hamburg
18 = Mecklenburg-Vorpommern
19 = Brandenburg
20 = Berlin
21 = Sachsen
22 = Bayern
23 = Baden-Württemberg
24 = Hessen
25 = Thüringen
26 = Sachen-Anhalt

*POPULATION ID*
1 = POP 1
9 = OMITTED

*FINAL PARTICIPATION INDICATOR*
0 = STD EXCL, DID NOT PARTICIPATE
1 = STD LEFT SCHOOL
2 = STD ABSENT
3 = STD PARTICIPATED
4 = PAR PERM DENIED
5 = STD EXCL, BUT DATA AVAILABLE
6 = STD REMOVED FROM SAMPLE
7 = BOOKLET LOST
9 = OMITTED

*SEX OF STUDENTS*
1 = GIRL
2 = BOY
9 = OMITTED

*LANGUAGE OF TESTING*
1 = <TEST LANGUAGE>
2 = <COUNTRY SPECIFIC>
3 = <CNTR SPEC>
4 = <CNTR SPEC>
5 = <CNTR SPEC>
6 = <CNTR SPEC>
7 = <CNTR SPEC>
8 = <CNTR SPEC>
9 = <CNTR SPEC>
10 = <CNTR SPEC>
11 = <CNTR SPEC>
99 = OMITTED

*RELIABILITY SCORING STATUS*
0 = STUDENTS BOOKLET NOT USED FOR R-SCORING
1 = STUDENTS BOOKLET WAS USED FOR R-SCORING
9 = OMITTED

CLAY/ORDER OF EVENTS IN STORY(1)
0 = INCORRECT RESPONSE
1 = CORRECT RESPONSE
6 = NOT REACHED
9 = OMITTED

CLAY/CLAY WAS TAKEN OUT OF BIN(A)
1 = A*
2 = B
3 = C
4 = D
6 = NOT REACHED
9 = OMITTED

CLAY/BOYS CARELESS ACTION(C)
1 = A
2 = B
3 = C*
4 = D
6 = NOT REACHED
9 = OMITTED

CLAY/CLAYS FEELINGS AFTER BOY LEFT(B)
1 = A
2 = B*
3 = C
4 = D
6 = NOT REACHED
9 = OMITTED

CLAY/WONDERFUL THING THAT HAPPENED(2)
0 = INCORRECT RESPONSE
1 = PARTIALLY CORRECT RESPONSE
2 = CORRECT RESPONSE
6 = NOT REACHED
9 = OMITTED

CLAY/GIRL KNEW WHAT SHE WANTED 2 MAKE(D)
1 = A
2 = B
3 = C
4 = D*
6 = NOT REACHED
9 = OMITTED

CLAY/CLAYS DIFFERENT FEELINGS(3)
0 = INCORRECT RESPONSE
1 = PARTIALLY CORRECT RESPONSE
2 = ALMOST CORRECT RESPONSE
3 = CORRECT RESPONSE
6 = NOT REACHED
9 = OMITTED

INT. READING SCALE BENCHMARK REACHED
1 = BELOW 400
2 = AT OR ABOVE 400 BUT BELOW 475
3 = AT OR ABOVE 475 BUT BELOW 550
4 = AT OR ABOVE 550 BUT BELOW 625
5 = AT OR ABOVE 625
9 = OMITTED

KFT PIRLS-IGLU MS06, Item 01
1 = Antwort A
2 = Antwort B
3 = Antwort c
4 = Antwort D
5 = Antwort E
7 = Item lag nicht vor
8 = Mehrfachmarkierung
9 = fehlende Antwort