89 Ill. Adm. Code 146.TABLE A
A Guidelines for Determining Levels of Functioning
Section 146.TABLE
A Guidelines for Determining Levels of Functioning
COGNITIVE
ABILITY
IQ SCORE
FUNCTIONAL
ADAPTIVE
BEHAVIORS
CONDITIONS
LEVEL OF
FUNCTIONING
I.
Mild
Moderate
Severe/
Moderate or
Severe
Profound
Behavior
Based on Cognitive
Ability with
Specialized
Service I, II, III, if applicable.
If a person's
assessed adaptive behaviors are lower than the assessed cognitive ability
because of behavior, then the overall functioning should be based upon the
person's cognitive ability.
II.
Mild
Moderate
Severe/Profound
Moderate
Severe
Severe/Profound
Epilepsy
Autism
Cerebral Palsy
Based upon
adaptive level. May also be eligible for specialized service.
If a person's
assessed adaptive behavior is lower than the assessed cognitive ability
because of a related condition (epilepsy, autism, cerebral palsy or a seizure
disorder which is/are currently active and affect daily living), level of
functioning should be based upon the person's adaptive functional behavior.
III.
Mild
Moderate
Severe/Profound
Moderate or
Severe
Severe or
Profound
None
Based upon the
cognitive ability.
If a person's
assessed adaptive behavior is lower than the assessed cognitive ability, but
not due to a related condition, then the overall level of functioning is
based upon the cognitive ability.
IV.
Mild
Moderate
Severe/Profound
Mild
Mild
Moderate
None
Based upon
adaptive functional behavior.
If a person's
assessed adaptive behavior is higher than the assessed cognitive ability,
then the overall level of functioning is based upon the adaptive behavior.