The restricted-use file includes the following data sets that were used to evaluate the El Salavador II Improving the Quality of General Education Activity:
- Student enrollment & test data with school identifiers - sample size of 145,773 students
- Baseline principal survey for secondary schools - sample size of 74 principals
- Baseline principal survey for third cycle schools - sample size of 116 principals
- Baseline teacher survey for secondary schools - sample size of 214 teachers
- Baseline teacher survey for third cycle schools - sample size of 320 teachers
- Baseline student survey for secondary schools - sample size of 742 students
- Baseline student survey for third cycle schools - sample size of 1,157 students
- Baseline classroom observation for secondary schools - sample size of 216 classroom observations (72 schools)
- Baseline classroom observation for third cycle schools - sample size of 345 classroom observations (116 schools)
- Baseline school observation for secondary schools - sample size of 74 schools
- Baseline school observation for third cycle schools - sample size of 116 schools
- Baseline enrollment data for secondary schools (2016-2017) - sample size of 18,048 students
- Baseline enrollment data for third cycle schools (2016-2017) - sample size of 38,713 students
- Baseline enrollment data for secondary schools (2017-2018) - sample size of 16,797 students
- Baseline enrollment data for third cycle schools (2017-2018) - sample size of 35,999 students
- Baseline student scores (2016) - sample size of 6,658 students
- Baseline student scores (2017) - sample size of 5,870 students