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Table 2 Accuracy and reproducibility of SMILE cap thickness

From: Small incision lenticule extraction (SMILE) history, fundamentals of a new refractive surgery technique and clinical outcomes

Author Measurement method Eyes Accuracy (μm) Reproducibility (μm)
Reinstein 2013 [33] Artemis VHF digital ultrasound 70 −0.7 4.4
Zhao 2013 [34] RTVue AS-OCT 54 −1.2 5.1
Vestergaard 2014 [35] Heidelberg Spectralis AS-OCT 34 +4 9
Ozgurhan 2013 [28] Visante AS-OCT 66 +4.6 5.2
Tay 2012 [36] RTVue AS-OCT 95 +5.0 ---
  1. SMILE: small incision lenticule extraction; VHF: very high-frequency; AS-OCT: anterior segment optical coherence tomography.