Calculate SPEED (Standardized Patient Evaluation of Eye Dryness) questionnaire score (0-28). Score >=6 is consistent with dry eye disease; >=13 indicates severe symptomatic dry eye.
Enter the values for the scenario you are assessing. Calculate SPEED (Standardized Patient Evaluation of Eye Dryness) questionnaire score (0-28). Score >=6 is consistent with dry eye disease; >=13 indicates severe symptomatic dry eye. Use the speed score result to inform your calculation.