Table 2.

Paretic versus Normal Lateral Rectus Posterior Path Length

LR Palsy	Paretic Length (mm)	Normal Length (mm)	Difference (mm)
Subject 1	39.8	37.4	2.4
Subject 2	40.9	37.4	3.5
Subject 3	41.8	35.8	6.0
Subject 4	44.6	42.1	2.5
Subject 5	39.2	35.2	4.0
Subject 6	42.1	37.3	4.8
Subject 7	39.0	36.8	2.1
Subject 8	39.5	37.3	2.2
Mean	40.9	37.4	3.4
SD	1.9	1.9	1.3
		Paired t-test	0.0002

Posterior Path Length is distance from orbital apex to first contact of the lateral rectus with the globe. LR = Lateral Rectus. SD – standard deviation.