“…Unfortunately, the predictive values of both questionnaires were low. However, both can assist in guiding patientsÕ history, but considering additional objective criteria like tear volume, tear film stability, and ocular surface signs might strengthen dry eye diagnoses in contact lens wear (Mainstone et al, 1996;Korb et al, 2002;Glasson et al, 2003;Sindt and Longmuir, 2007;Berry et al, 2008;Pult et al, 2008). Possible improvement by use of other questionnaires like the OSDI, CLDEQ or the IDEEL questionnaire should be investigated in future studies.…”