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Table 4 Increase in BCVA (Snellen) and reduction in IOP (mmHg) and AGD (numbers), comparing values pre to post phaco-ELT

From: Cataract Surgery combined with excimer laser trabeculotomy to lower intraocular pressure: effectiveness dependent on preoperative IOP

  

Mean ± SD

Percentage

Confidence Interval

P Value

All eyes

Δ BCVA (post-pre)

+0.3 ± 0.3

+80.5 %

0.3 – 0.4

p < 0.001 *

Δ IOP (post-pre)

−4.5 ± 5.9 mmHg

−23.0 %

3.0 – 6.1

p < 0.001 *

Δ AGD (post-pre)

−0.9 ± 1.5

−38.9 %

0.5 – 1.3

p < 0.001 *

Study group

Δ BCVA (post-pre)

+0.3 ± 0.3

+82.5 %

0.2 – 0.4

p < 0.001 *

Δ IOP (post-pre)

−1.9 ± 4.4 mmHg

−11.5 %

0.4 – 3.3

p = 0.012 *

Δ AGD (post-pre)

−1.1 ± 1.4

−42.9 %

0.6 – 1.5

p < 0.001 *

Control group

Δ BCVA (post-pre)

+0.3 ± 0.3

+78.6 %

0.2 – 0.5

p < 0.001 *

Δ IOP (post-pre)

−9.5 ± 5.4 mmHg

−36.6 %

6.9 – 12.0

p < 0.001 *

Δ AGD (post-pre)

−0.7 ± 1.6

−29.5 %

0.1 – 1.4

p = 0.085

  1. Abbreviations: pre before phaco-ELT, post 12 month after phaco-ELT, SD standard deviation, * statistically significant.