Patient and practitioner compliance with silicone hydrogel and daily disposable lens replacement in Canada

Purpose: To assess current recommendations by optometrists for replacement frequency (RF) of silicone hydrogels (SH) and daily disposable (DD) contact lenses in Canada, determine rates of non-compliance with recommendations by both the optometrist and patient, and investigate reasons for non-compliance. Methods: Survey packages were sent to optometrists in Canada who had agreed to participate. Patients completed survey questions regarding …