NCT00886119.

Methods	RCT, cross‐over design
Participants	Inclusion criteria: at least 35 years of age; BCVA of at least 20/40 in each eye; spectacle add from +1.50 D to +2.50 D; can fit study sphere powers (Plano to −4.00 D); currently wearing SCL at least 5 days a week Exclusion criteria: requires concurrent ocular medication; eye injury or surgery within 12 weeks immediately prior to enrollment; systemic or ocular abnormality likely to affect successful wear of SCL; previous refractive surgery; astigmatism > 1.00 D
Interventions	Lotrafilcon B material: silicone hydrogel replacement frequency: daily Omafilcon A material: hydrogel replacement frequency: daily
Outcomes	Primary outcome: corrected distance binocular VA (logMAR) Secondary outcomes: not specified
Notes	Sponsorship source: CIBA Vision (Alcon Research) Author's name: not reported Institution: CIBA Vision Comments: whether the analysis accounted for cross‐over design was unclear