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Table 6.15: PIRS Concentration, persistence and pace


Concentration, persistence and pace

Class 1

No deficit, or minor deficit attributable to normal variation in the general population. Able to operate at previous educational level; for example, pass a TAFE or university course within normal timeframe.

Class 2

Mild impairment. Can undertake a basic retraining course, or a standard course at a slower pace. Can focus on intellectually demanding tasks for up to 30 minutes; for example, then feels fatigued or develops headache.

Class 3

Moderate impairment. Unable to read more than newspaper articles. Finds it difficult to follow complex instructions; for example, operating manuals, building plans, make significant repairs to motor vehicle, type detailed documents, follow a pattern for making clothes, tapestry or knitting.

Class 4

Severe impairment. Can only read a few lines before losing concentration. Difficulties following simple instructions. Concentration deficits obvious even during brief conversation. Unable to live alone, or needs regular assistance from relatives or community services.

Class 5

Totally impaired. Needs constant supervision and assistance within an institutional setting.