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Table 3: Sensitivity, specificity, positive predictive value, negative predictive value and area under receiveroperating characteristic curve for transcranial Doppler (2 categories: No stenosis /stenosis <50% and stenosis more than 50%)

Table 3: Sensitivity, specificity, positive predictive value, negative predictive value and area under receiveroperating characteristic curve for transcranial Doppler (2 categories: No stenosis /stenosis <50% and stenosis more than 50%)