Low PSI and coding scores have many possible causes, some of which have already been listed here, including: inattention, impulsivity (if high error rate), fine-motor deficits, vision, perceptual weaknesses, anxiety, depression, perfectionism, fatigue, sleep disorders, allergies, psychomotor retardation as a medication side effect.

So how it presents in real life depends on what the etiology is.

If it is something that affects handwriting, you may not see it that easily if he is not doing timed activities, as he may be able to be accurate, if slow.


...pronounced like the long vowel and first letter of the alphabet...