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Average total reach error-rates per trial by age (A) 5 to 6 years, (B) 7 to 9 years, viewing condition and stereovision. Stereo nil subjects made the most reaching errors at both ages with no differences across the three views, whereas performance was similar in the control and stereo+ participants, particularly at ages 7 to 9 years with fewest errors occurring in the binocular condition. Errors bars: SEMs.
