Table 2.

KORQ questionnaire Part II—Symptoms.

1. How much are you troubled by distorted vision?	7. How much are you troubled by windy days?
2. How much are you troubled by glare and wearing sunglasses all the time?	8. How much are you troubled when you are tired?
3. How much does a bright sunny day interfere with your ability to see, to do your tasks?	9. How much are you troubled by dry days?
4. How much are you troubled by wearing rigid gas permeable contact lenses?	10. How much are you troubled by dusty days?
5. How much are you troubled by headaches when wearing your glasses/contact lenses?	11. How much are you troubled by smoky environments?
6. How much are you troubled by dry eyes?

KORQ Keratoconus Oucomes Research Questionnaire.