Table 2.

Mature motor skills

Sticker removal

0 =  no sticker removal was attempted

1 =  forelimb did not reach as high as the sticker

2 =  forelimb reached the sticker, but moved in a lateral plane, was unable to adduct actively and functionally toward the midline

3 =  forelimbs reached as high as the sticker; head was contracted, but no sticker contact occurred

4 =  sticker was contacted by the forelimb during the reaching attempt

5 =  sticker was removed after multiple attempts but without a strong grasp

6 =  sticker was tightly grasped and swiftly removed or pulled from the head

Target reaching

1 =  movement was completely compensated for by other body parts or was absent

2 =  aberrations of the normal movement were apparent, but the movement used the same limb, or components of the same movement

3 =  movement was normal