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Table 2 Comparison between eyes with rainbow glare and eyes without rainbow glare (\( \overline{x} \)±s / M)

From: High incidence of rainbow glare after femtosecond laser assisted-LASIK using the upgraded FS200 femtosecond laser

 

With RG

(39 eyes)

Without RG

(471 eyes)

t / Z

P

Age (years)

29.97±5.01

26.75±6.76

2.584

0.013

Baseline SE (D)

−6.34±2.13

− 6.42±2.16

0.232

0.816

Baseline Cyl (D)

−0.75 (0~ − 3.50)

−0.75 (0~ − 4.25)

0.113

0.984

AD (μm)

90.59±22.96

93.57±21.53

−0.827

0.409

1 M UCVA(LogMAR)

−0.04(− 0.15~ 0.15)

−0.04(− 0.18~ 0.22)

0.206

0.955

1 M SE (D)

0.00 (0.00~ 1.00)

0.13 (− 1.00~ 1.00)

0.198

0.961

  1. SE spherical equivalent, Cyl cylinder, AD excimer laser ablation depth, RG rainbow glare, 1 M UCVA uncorrected visual acuity at postoperative 1 month