“…Such questionnaires include the Impact of Dry Eye in Everyday Life questionnaire [ 7 ], the University of North Carolina Dry Eye Management Scale [ 8 ], the Dry Eye-Related Quality-of-Life Score questionnaire [ 9 ], the Ocular Comfort Index questionnaire [ 10 ], the Standard Patient Evaluation of Eye Dryness questionnaire [ 11 ], the McMonnies Questionnaire [ 12 , 13 ], the dry eye questionnaire DEQ-5 [ 14 ], and others. The Ocular Surface Disease Index (OSDI) and Symptom Assessment in Dry Eye (SANDE) have been widely used for decades [ 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 ] because they provide reliable and valid measurements of dry eye symptoms (DES) [ 15 , 17 ]. The OSDI questionnaire was developed by Allergan Inc. (Irvine, CA, USA) in 2000 [ 15 ], and the current version includes a 12-item self-administered questionnaire that evaluates the frequency of symptoms over the preceding week in approximately 5 min.…”