For the Standardized Patient Evaluation of Eye Dryness (SPEED) Questionnaire, please answer the following questions by checking the box that best represents your answer. Select only one answer per questions.
0 = Never 1 = Sometimes 2 = Often 3 = Constant
0 = No Problems1 = Tolerable - not perfect, but not uncomfortable2 = Uncomfortable - irritating, but does not interfere with my day3 = Bothersome - irritating and interferes with my day4 = Intolerable - unable to perform my daily tasks