The comparison of multimodal imaging findings of central serous chorioretinopathy patients in regard to the early anatomically treatment response to half-fluence photodynamic therapy: a retrospective case-control study.

Although mean baseline BCVA levels of the two groups did not show statistically significance, the p value was very close to significance (p = 0.06) and the mean baseline BCVA was arithmetically lower in poor responder group which might be created a bias for the study design.

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