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. 2016 Oct 22;17(10):1765. doi: 10.3390/ijms17101765

Table 5.

Cognitive and behavioral characteristics of autistic patients.

IQ Hyperactivity Language and Communication
>70 n = 71 (35.1%) Level 1: IQ > 101; n = 15 (7.4%) Level 0: n = 136; (67.3%) Level 1: n = 7 (3.5%)
Level 2: 100 > IQ> 70; n = 56 (27.7%) Level 2: n = 48 (23.7%)
≤69 n = 131 (64.6%) Level 3: 69 > IQ > 50; n = 79 (39.1%) Level 1: n = 53 (26.2%) Level 3: n = 65 (32.2%)
Level 4: 49 > IQ > 35; n = 28 (13.9%) Level 4: n = 64 (31.7%)
Level 5: 34 > IQ> 20; n = 17 (8.4%) Level 2: n = 13 (6.5%) Level 5: n = 3 (1.5%)
Level 6: IQ < 19; n = 7 (3.5%) 15 patients not evaluated (7.4%)