The \u00cdndice de Desenvolvimento da Educa\u00e7\u00e3o B\u00e1sica (IDEB) combines SAEB standardised test scores with approval rates into a 0–10 quality index. Published biennially by INEP.
Final Years (6th–9th grade)
IDEB (2019)
4.3
SAEB Mathematics
250.4
2019
SAEB Portuguese
251.9
2019
Approval rate
84.6%
2019
IDEB score — Final Years (6th–9th grade)
Early Years (1st–5th grade)
IDEB (2017)
4.8
SAEB Mathematics
227.2
2017
SAEB Portuguese
183.3
2017
Approval rate
85.4%
2017
INEP — IDEB / SAEB
Approval & Dropout Rates
Annual school flow rates from INEP. Approval = promoted; Dropout = abandoned; Retention = repeated.