Absorption rate - The percentage of the number of graduates who get a job after completion of education and/or training to the number of graduates who were not employed prior to completion of education and/or training.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Certification rate - The percentage of examinees who passed the national competency assessment for or within a given period.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Coefficient of efficiency - A measure of the internal efficiency of an education system computed as the ratio of the ideal number of pupil/student-years required to produce a number of graduates from a given pupil/student cohort in elementary/secondary education to the actual number of pupil/student-years spent to produce the same number of graduates expressed as a percentage.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Cohort - A group of pupils/students who join the first grade/year of a given cycle in the same school year, and subsequently experience the events of promotion, repetition, dropout or successful completion of the final grade, each in his/her own way.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Cohort Survival Rate (CSR) - The percentage of enrollees at the beginning grade or year in a given school year who reached the final grade or year of the elementary/secondary level.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Completion Rate - The percentage of first grade/year entrants in a level of education who complete/finish the level in accordance with the required number of years of study.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Dropout rate - The percentage of pupils/students who leave school during the year for any reason as well as those who complete the previous grade/year level but fail to enroll in the next grade/year level the following school year to the total number of pupils/students enrolled during the previous school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Dropouts - Pupils/students who leave school during the year for any reason as well as those who complete the previous grade/year level but fail to enroll in the next grade/year level the following school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Enrolment - Total number of pupils/students who register/enlist in a school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Graduates - Students or trainees who are enrolled in a particular course/program and have completed the requirements set for that course/program.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Graduation rate - The percentage of pupils/students who completed the academic requirements for elementary, secondary or tertiary levels in the current school year to the number of pupils/students enrolled in the terminal year of the level during the same school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Intake rate, gross (GIR) - The percentage of the population at the official elementary school-entrance age¹ who are new entrants in the first grade of elementary education, regardless of age.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Intake rate, net (NIR) - The percentage of the population at the official elementary school-entrance age2 who are new entrants in the first grade of elementary education, and who are of the same age.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Literacy rate, Simple/Basic - The percentage of the population 10 years old and over, who can read, write and understand simple messages in any language or dialect.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Net Enrolment Ratio or Participation Rate (NER) - The ratio of the enrolment for the age group corresponding to the official school age in the elementary/secondary level to the population of the same age group in a given year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Overall passing rate (OPR) - The percentage of the total number of examinees who passed examinations administered by duly recognized public and private bodies in a given period to the total number of examinees.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Passing percentage or Passing rate (percent) - The percentage of the number of examinees per school who are passers of a given examination in a given period.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Promotees - Pupils/students who complete/finish the grade/year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Promotion Rate - The percentage of pupils/students promoted to the next grade/year level in the following school year.
(Reference: UNESCO)

Pupil/Student-classroom ratio – The average number of pupils/students per classroom in elementary/secondary education in a given school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Pupil/Student-teacher ratio - The average number of pupils/students per teacher in elementary/secondary education in a given school year.
(Reference: UNESCO)

Pupil-Year - One school year spent in a grade by a pupil.
(Reference: UNESCO)

Repeaters - Pupils/students who failed or left a particular grade/year level during a given school year, or pupils/students who are enrolled in the same grade/year for a second (or more) time.
(Reference: DepEd)

Repetition Rate - The percentage of pupils/students enrolled in a given grade/year in a given school year who study in the same grade/year the following school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Skills utilization rate - The percentage of employed graduates of middle level education in a given period whose jobs are related to skills acquired.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Student-Year - One school year spent in a year by a student.
(Reference: UNESCO)

Textbook-pupil/student ratio - The average number of usable textbooks per pupil/student in elementary/secondary level in a given subject in a given school year.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

Years input per graduate - The ratio of the total number of pupil/student-years spent by a cohort to the total number of graduates in a given period.
(Reference: 2006 Inter-Agency Committee on Education Statistics (IACES))

¹ Currently defined as age 6 years old per DepEd (DECS) Order No. 65, s. 1994

Definitions are per NSCB Resolution No. 14, Series of 2006 Annex_BR-14-2006-01 and NSCB Resolution No. 15, Series of 2006 Annex-BR-15-2006-01