The Quebec Adaptative Behavior Scale (QABS) is a questionnaire that permits the assessment of adaptive behaviors of individuals presenting intellectual limitations. The QABS assessment is valid for persons aged 3 years and older.

This instrument allows for criterion classification of the individual's level of functioning pertaining to adaptive behaviors. The questionnaire may be completed by educators, teachers, or family members. An interviewer is usually not required for professional personnel.

The questionnaire may be completed by educators, teachers, or family members. An interviewer is usually not required.

A computer generated report is available which will classify the individual's performance according to the illustrative table found in appendix " A " of AAMR's Manual of Classification in Mental Retardation (Grossman, 1983).