Convergence Insufficiency Symptom Survey
Reference: Borsting EJ, Rouse Mw, Mitchell GL, et al and the CITT group. Validity and reliability of the revised convergence insufficiency symptom survey in children. Optometry and Vision Science 2003; 80(12):832‐838.
INSTRUCTIONS: Please answer the following questions about how your eyes feel when reading or doing close work. Please choose the answer that best describes how you feel for each line.