TABLE 1.

PRIMARY POSITION ESODEVIATION (285 PATIENTS)^*

	DISTANCE FIXATION		NEAR FIXATION
EXAMINATION	MEAN ± SD	RANGE	MEAN ± SD	RANGE
Initial examination, without correction	19 ± 8	10 – 55	21 ± 8	10 – 50
Follow-up examination, with correction	1.6 ± 2.5	0 – 8	4.4 ± 5.4	0 – 30
Last examination, with correction	1.0 ± 2.5	0 – 16	3.0 ± 4.3	0 – 20

SD = standard deviation.

^*All measurements in prism diopters.