The Relation between Nonverbal IQ and Postoperative CI Outcomes in Cochlear Implant Users: Preliminary Result

Table 3

The diagnostic categories of intelligence quotient.

Category	Scaled score	IQ
Very superior	≥13	≥130
Superior	12	120–129
High average	11	110–119
Average	10	90–109
	9
Low average	8	80–89
Borderline	7	70–79
Mental retardation	6	55–69: mild
	5	40–55: moderate
	<4	<40: severe

Adopted form [18].