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Table 1 Visual acuity (approxETDRS letter scores) in the two groups

From: The effect of pterygium on front and back corneal astigmatism and aberrations in natural-light and low-light conditions

 

Pterygium eye median (QR)

Control eye median (QR)

Pa

UCVA

69 (65, 73)

80 (73, 84)

 < 0.001

BCVA

77 (69, 82)

80 (73, 84)

0.509

  1. aMann–Whitney U test (median( upper QR, lower OR))
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BMC Ophthalmology

ISSN: 1471-2415

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