Table 2.

Pre and post-operative visual acuities

VA	Pre op		Post op
	Frequency	%	Frequency	%(95%CL)
6/6–6/18	0	0	94	33.2 (27.3–39.9)
<6/18–6/60	11	3.9	117	41.3 (34.7–47.9)
<6/60-3/60	106	37.4	55	19.4(14.38–25.0)
<3/60-NPL	166	58.7	17	6.1(3.39–10.1)
Total	283	100.0	283	100.0

(NPL= No Perception of Light)