The top of the box shows the third quartile, and the bottom shows the first quartile, with the median shown as a line across the box. The top error bar represents the observations still within 1½ times of the upper quartile, and the bottom error bar represents the observations within 1½ times the lower quartile. The mean is shown as a square inside the box, and the outliers are shown as circles. The epimacular brachytherapy (EMB) plus as-needed ranibizumab group comprised 243 participants, whereas the as-needed ranibizumab monotherapy group consisted of 119 participants.