On the WPPSI-R (standardized mean, 100 ± 15), a score of 89–80 is low average, 79–70 is borderline, and ≤ 69, intellectually deficient.
[doi.org]
head, lips, tongue, jaw and eyelids tremors, weight loss, perpetually low body temperature, drowsiness, headaches, insomnia, fatigue).
[orpha.net]
The number under each terminal node is the average FSIQ score for observations in the node.
[ncbi.nlm.nih.gov]