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Position error (PE) between the eye and the target when the target reappears at the end of the blanking period. Younger children tend to lag the target at reappearance (positive error), whereas older children and adults tend to lead the target slightly when it reappears. Data points are the average values per age group computed with the means by subjects. Error bars are SE. T1: trials 3–5 (Early trials), T2: trials 6–10, T3: trials 11–15, T4: trials 16–20 (Late trials), respectively.
