Table 5.

 Distribution of patients with postoperative uncorrected and best corrected visual acuity

VA	No of patients (%)
	UCVA		BCVA
⩾6/18 (good)	228	(43.9)	491	(94.4)
	(95% CI: 32.30% to 55.40%, deff 4.255)		(95% CI: 92.47% to 96.37%, deff 0.568)
6/24–6/60 (borderline)	265	(51)	21	(4.0)
	(95% CI: 40.02% to 61.90%, deff 3.764)		(95% CI: 1.80% to 6.28%, deff 1.018)
<6/60 (poor)	27	(5.3)	8	(1.6)
	(95% CI: 1.17% to 9.21%, deff 2.577)		(95% CI: 0.07% to 3.00%, deff 1.110)
Total	520	(100.0)	520	(100.0)

UCVA, uncorrected visual acuity; BCVA, best corrected visual acuity.