Convergence Insufficiency Treatment Trial - Attention and Reading Trial (CITT-ART): Design and Methods.

ABSTRACT:

Objective

To describe the design and methodology of the Convergence Insufficiency Treatment Trial: Attention and Reading Trial (CITT-ART), the first randomized clinical trial evaluating the effect of vision therapy on reading and attention in school-age children with symptomatic convergence insufficiency (CI).

Methods

CITT-ART is a multicenter, placebo-controlled, randomized clinical trial of 324 children ages 9 to 14 years in grades 3 to 8 with symptomatic CI. Participants are randomized to 16 weeks of office-based vergence/accommodative therapy (OBVAT) or placebo therapy (OBPT), both supplemented with home therapy. The primary outcome measure is the change in the Wechsler Individual Achievement Test-Version 3 (WIAT-III) reading comprehension subtest score. Secondary outcom

SUBMITTER: CITT-ART Investigator Group 

PROVIDER: S-EPMC4772970 | biostudies-literature | 2015 Oct

REPOSITORIES: biostudies-literature