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CLINICAL TRIALS SECTION EDITOR: ROY W. BECK, MD, PhD Randomized Clinical Trial of Treatments for Symptomatic Convergence Insufficiency in Children Convergence Insufficiency Treatment Trial Study Group* Objective: To compare home-based pencil push-ups demonstrated a significantly improved near point of con- (HBPP), home-based computer vergence/accommoda- vergence and positive fusional vergence at near com- tive therapy and pencil push-ups (HBCVAT), office- pared with the other groups (P .005 for all compari- based vergence/accommodative therapy with home re- sons). A successful or improved outcome was found in inforcement (OBVAT), and office-based placebo therapy 73%, 43%, 33%, and 35% of patients in the OBVAT, HBPP, with home reinforcement (OBPT) as treatments for symp- HBCVAT, and OBPT groups, respectively. tomatic convergence insufficiency. Conclusions: Twelve weeks of OBVAT results in a sig- Methods: In a randomized clinical trial, 221 children nificantly greater improvement in symptoms and clini- aged 9 to 17 years with symptomatic convergence insuf- cal measures of near point of convergence and positive ficiency were assigned to 1 of 4 treatments. fusional vergence and a greater percentage of patients reaching the predetermined criteria of success com- Main Outcome Measures: Convergence Insuffi- pared with HBPP, HBCVAT, and OBPT. ciency Symptom Survey score after 12
JAMA Ophthalmology – American Medical Association
Published: Oct 1, 2008
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