CITT Survey

Convergence Insuffiency Symptom Survey

Clinican instructions: Read the following subject instructions and then each item exactly as written. If subject responds with "yes" - please qualify with frequency choices.

Subject Instructions: Please answer the following questions about how your eyes feel when reading or doing close work.

Do your eyes feel tired when reading or doing close work?
Do your eyes feel uncomfortable when reading or doing close work?
Do you have headache when reading or doing close work?
Do you feel sleepy when reading or doing close work?
Do you lose concentration when reading or doing close work?
Do you have trouble remembering what you read?
Do you have double vision when reading or doing close work?
Do you see words move, jump, swim, or appear to float on the page when reading or doing close work?
Do you feel like you read slowly?
Do your eyes ever hurt when reading or doing close work?
Do your eyes ever feel sore when reading or doing close work?
Do you feel a "pulling" feeling around your eyes when reading or doing close work?
Do you notice the words blurring or coming in and out of focus when reading or doing close work?
Do you lose your place while reading or doing close work?
Do you have to re-read the same line of words when reading?