Air Optix Extended Wear Contact Lenses

Inclusion Criteria: * Manifest refraction cylinder less than or equal to 0.75 diopter (D) in each eye at baseline (sphere wearers only); * Best corrected visual acuity (BCVA) of 20/25 Snellen or better in each eye at baseline; * Must have worn or be wearing Air Optix Aqua Sphere, Air Optix plus HydraGlyde Sphere, Air Optix plus HydraGlyde Toric, Biofinity Sphere or Biofinity Toric for at least 3 years in an extended wear modality, as determined by the Investigator; * Other protocol-defined inclusion criteria may apply. Exclusion Criteria: * Any recurrent history or active anterior segment infection, inflammation or abnormality contraindicating regular contact lens wear at baseline; * Use of systemic or ocular medications contraindicating regular contact lens wear at baseline and/or during the period of the retrospective chart collection; * Slit lamp findings, including signs of pathological dry eye, that would contraindicate regular contact lens wear; * Other protocol-defined exclusion criteria may apply.