Fig. 5. Distribution of the major ocular components from children enrolled in the Collaborative Longitudinal Evaluation of Ethnicity and Refractive Error (CLEERE) Study in the 1997–98 school year. (Zadnik K, Manny RE, Yu JA, et al for the CLEERE Study Group: Ocular component data in schoolchildren as a function of age and gender. Optom Vis Sci 80:226, 2003.)