Report the FREQUENCY of dry eye symptoms you are experiencing by checking Never, Sometimes, Often or Constant using the numbering system below: 0=Never, 1=Sometimes, 2=Often, 3=Constant
Report the SEVERITY of your symptoms using the ratings below: 0=No problems 1=tolerable - not perfect, but not uncomfortable 2=Uncomfortable - irritation, but does not interfere with my day 3=Bothersome - irritating and interferes with my day 4=Intolerable - unable to perform my daily tasks