Presbyopic correction on the cornea

Table 3 Summary of clinical studies in Supracor

Study	n	Follow-up	UDVA	UNVA	DCNVA	CDVA	CNVA	Refr.Outc.	Retreat.
O’Keefe et al. [29]	46	6M	20/23	J3	---	7% < −2lns	---	54% ± 0.5DS	13%
O’Keefe et al. [29]	46	6M	78% > 20/25	91% > J3	---	7% < −2lns	---	46% ± 0.5DC	13%
Cosar CB et al. [30]	123	6M	20/23	J2	---	11% < −2lns	0% < −2lns	---	---
Cosar CB et al. [30]	123	6M	37% > 20/25	89% > J2	---	11% < −2lns	0% < −2lns	---	---
Grand total	169	6M	20/23	J3	---	9% < −2lns	0% < −2lns	54% ± 0.5DS	13%
Grand total	169	6M	58% > 20/25	90% > J3	---	9% < −2lns	0% < −2lns	46% ± 0.5DC	13%

UDVA: uncorrected distance visual acuity, UNVA: uncorrected near visual acuity, n: number of patients in the study, DCNVA: distance-corrected near visual acuity, CDVA: corrected distance visual acuity, CNVA: corrected near visual acuity, Refr. Outc.: refractive outcome, Retreat.: retreatment rate, M: months, J: Jaeger scale for near vision, lns: Snellen lines, DS: dioptre sphere, DC: dioptre cylinder.

ISSN: 2326-0254