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. 2015 Mar;31(2):98–105. doi: 10.6515/ACS20140821D

Table 3. Statistical values of brachial PPI and renal RI for predicting eGFR < 45 mL/min/1.73 m2 .

Sensitivity (%) Specificity (%) Accuracy (%)
Brachial PPI > 0.449 61.9 69.0 65.5
Renal RI > 0.718 95.2 75.6 85.4

eGFR, estimated glomerular filtration rate; PPI, pulse pressure index; RI, resistive index.