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Table 2 Preoperative and postoperative subjective quality of vision and night vision disturbances

From: Refractive, visual, and subjective quality of vision outcomes for very high myopia LASIK from − 10.00 to − 13.50 diopters

  Spectacle-corrected vision
(Preop)
Uncorrected vision
(Postop)
P-value
Quality of vision (Mean score)
 QoV 7.5 ± 0.8 9.1 ± 0.7 < 0.001
Night vision disturbances (Mean score)
 Glare 1.5 ± 2.9 0.5 ± 1.0 0.016
 Haloes 2.0 ± 3.6 0.9 ± 1.6 0.052
 Startbursts 2.2 ± 3.9 0.5 ± 1.0 < 0.001
Other vision disturbances (Mean score)
 Hazy vision 0.6 ± 1.0 0.2 ± 0.4 < 0.001
 Blurred vision 3.3 ± 4.2 0.4 ± 0.5 0.003
 Distorsion 0.8 ± 2.7 0.0 ± 0.0 0.041
 Multiple images 0.4 ± 1.0 0.1 ± 0.3 0.044
 Fluctuation 0.6 ± 1.6 0.3 ± 0.4 0.164
 Focusing 2.9 ± 3.6 0.5 ± 0.5 < 0.001
 Depth perception 1.4 ± 2.8 0.1 ± 0.3 0.001