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Authors’ response: A randomised controlled trial of alcohol delamination and phototherapeutic keratectomy for the treatment of recurrent corneal erosion syndrome
  1. Elsie Chan1,2,
  2. Vishal Jhanji2,3,
  3. Marios Constantinou2,
  4. Howard Amiel4,
  5. Grant Snibson1,2,
  6. Rasik B Vajpayee1,2
  1. 1 Royal Victorian Eye and Ear Hospital, Melbourne Victoria, Australia
  2. 2 Centre for Eye Research Australia, University of Melbourne, Victoria, Australia
  3. 3 Department of Ophthalmology and Visual Sciences, The Chinese University of Hong Kong, Hong Kong
  4. 4 Omni Eye Specialists, Denver, Colorado, USA
  1. Correspondence to Professor Rasik B Vajpayee, Centre for Eye Research Australia, University of Melbourne, Royal Victorian Eye and Ear Hospital, 32 Gisborne St, East Melbourne, VIC 3002, Australia; rasikv{at}unimelb.edu.au

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We thank Prakash and Jain for their interest in our recently published paper comparing alcohol delamination (ALD) and phototherapeutic keratectomy (PTK) for the treatment of recurrent corneal erosion syndrome (RCES).1 The inclusion criterion for the study was patients with symptomatic RCES not responding to conservative treatment. This criterion is routine in studies relating to RCES, as a patient's symptom of recurrent pain is the primary indication for treatment in the clinical setting. However, stratification of patients into groups based on pain at baseline would not have been worthwhile due to the subjective nature of pain and, in this study, the small number of participants.

We used the subjective pain score as the primary outcome measure and recorded the number …

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