Table 3.

Newcastle Control Score method

Score	Component
Home control
0	Exotropia or monocular eye closure never reported
1	Exotropia or monocular eye closure seen<50% of time in far fixation
2	Exotropia or monocular eye closure seen over 50% of time in far fixation
3	Exotropia or monocular eye closure seen over 50% in both far and near fixation
Clinical control
Near
0	Exotropia occur only after cover test and fusion recovered perfectly (without any need for blink)
1	Realignment of eye from dissociated condition with support of blink or re-fixation
2	Exotropia stays obvious after cover test or prolonged fixation and recovery not happened with blinking
3	Manifest exotropia spontaneously
Distance
0	Exotropia occur only after cover test and fusion recovered perfectly (without any need for blink)
1	Realignment of eye from dissociated condition with support of blink or re-fixation
2	Exotropia stays obvious after cover test or prolonged fixation and recovery not happened with blinking
3	Manifest exotropia spontaneously
Total NCS=Home control score + near score + distance score

NCS: Newcastle Control Score