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Table 4 Distribution of the studied eyes according to binocular corrected distance visual acuity (n = 17)

From: Objective and subjective evaluation of trifocal diffractive intraocular Lens after cataract extraction with phacoemulsification: a prospective clinical study

Snellen Equivalent

Decimal

Corrected distance visual acuity

Feet 20/

Meter 6/

Far 6 m

Intermediate 70 cm

Near 40 cm

≥ 16

≥4.7

≥1.2

2 (11.8%)

2 (11.8%)

1 (5.9%)

≥ 20

≥6.0

≥1.0

7 (41.2%)

3 (17.6%)

3 (17.6%)

≥ 30

≥9.0

≥0.75

17 (100%)

14 (82.4%)

14 (82.4%)

≥ 40

≥12.0

≥0.5

17 (100%)

17 (100%)

17 (100%)

≥ 63

≥18.9

≥0.3

17 (100%)

17 (100%)

17 (100%)

Min. – Max.

−0.08 – 0.10

−0.10 – 0.20

−0.10 – 0.20

GeoMean (LogMar) ± SD.

0.0 ± 0.05

0.0 ± 0.09

0.0 ± 0.08

Median

0.02

0.10

0.10