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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 …