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Table 2 Patient demographics and SMILE results based on incision length

From: Efficacy, predictability, and safety of small incision lenticule extraction: 6-months prospective cohort study

Incision length 2.0 mm 2.2 mm 2.3 mm 2.4 mm 2.5 mm p value
Eyes(n) 58 58 72 103 156  
Age 26.33 ± 6.65 28.52 ± 4.57 26.58 ± 5.21 27.00 ± 6.25 27.03 ± 6.62 0.289
Pre operative SE -6.95 ± 1.56 -6.59 ± 1.61 -7.01 ± 1.51 -6.65 ± 1.67 -6.68 ± 1.73 0.666
Pre operative CDVA -0.068 ± 0.038 -0.060 ± 0.054 -0.063 ± 0.059 -0.059 ± 0.056 -0.056 ± 0.051 0.151
% of eyes UDVA       
20/20 or better at 1 day 79.31% 79.31% 72.22% 69.90% 64.74% 0.013*
% of eyes UDVA       
20/20 or better at 1 week 84.48% 81.03% 77.78% 84.47% 68.54% 0.447
  1. SE = Spherical equivalent.
  2. CDVA = corrected distance visual acuity.
  3. UDVA = uncorrected distance visual acuity.
  4. *p<.05.