Fig. 8From: The treatment zone decentration and corneal refractive profile changes in children undergoing orthokeratology treatmentThe association between SE and summed RCRP at different chord radii. A Correlation between SE and summed RCRP at radius 3.5 mm. B Simple linear regression showed that the percentage of the variance of summed RCRP could be explained by SE (black block) at different chord radiiBack to article page