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Table 1 The overall disability score

From: Survival and mortality in cerebral palsy: observations to the sixth decade from a data linkage study of a total population register and National Death Index

DISAB (overall disability score) = Sum of
 extent of impairment (takes values 1 (unilateral), 2 (bilateral predominantly lower limb) or 3 (bilateral other))
 + severity of impairment of the most impaired body part (0 (minimal), 1 (mild), 2 (moderate) or 3 (severe))
 + cognitive impairment (0, 1 (~IQ 50–69), 2 (~ 35–49) or 3 (< 35))
 + active epilepsy (0, 1)
 + bilateral blindess (0, 1)
 + bilateral deafness (0, 1)