Table 6.

Change in Visual Acuity between Baseline and 1 Year and Baseline and 4 Years

Visual Acuity*	Baseline to 1 Year	Baseline to 4 Years
		All	Recurrence	No Recurrence
Improved, >2 logMAR lines	99 (40)	47 (18)	14 (13)	33 (22)
Same, within 2 logMAR lines	111 (45)	92 (35)	41 (38)	51 (34)
Deteriorated, >2 logMAR lines	35 (14)	121 (47)	54 (50)	67 (44)
Total	241	260	109	151

Data are expressed as the number (%).

^*For visual acuities of counting fingers or less, logMAR values were applied: counting fingers, 2.0; hand movements, 2.5; and perception of light, 3.0.