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) |