An assessment of self-reported disease classification in epidemiological studies of dry eye.

@article{Nichols2004AnAO,
  title={An assessment of self-reported disease classification in epidemiological studies of dry eye.},
  author={Jason J. Nichols and Gladys Lynn Mitchell and Kelly K Nichols},
  journal={Investigative ophthalmology & visual science},
  year={2004},
  volume={45 10},
  pages={3453-7}
}
PURPOSE To evaluate the reliability of self-reported dry eye disease status and patient-related predictors of misclassification in contact lens wearers. METHODS Patients completed the Contact Lens Dry Eye Questionnaire (CLDEQ) short form on two occasions. Test-retest reliability of the CLDEQ composite score was determined using the 95% limits of agreement (LoA) and an intraclass correlation coefficient (ICC). The kappa statistic was used to determine reliability of disease-classification… CONTINUE READING
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