The receiver operating characteristic (ROC) curve of distance visual acuity (DVA), near visual acuity (NVA) and the series combined test of distance and near visual acuity (DVA combined NVA) in detecting significant refractive errors.

<p>The receiver operating characteristic (ROC) curve of distance visual acuity (DVA), near visual acuity (NVA) and the series combined test of distance and near visual acuity (DVA combined NVA) in detecting significant refractive errors.</p>