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Table 5 Diagnostic properties of model at various cut-off values of the total score

From: Identifying risk factors for the development of sepsis during adult severe malaria

Cut-off Total score Prob (%) Sepsis No sepsis Sensitivity Specificity PPV NPV OCCR
PS PNS PS PNS
25th percentile 14.6 7.0 56 24 295 670 70.00 69.43 15.95 96.54 69.47
Median 18.8 18 31 49 63 902 38.75 93.47 32.98 94.85 89.28
75th percentile 23.2 31 15 65 21 944 18.75 97.82 41.67 93.56 91.77
  1. PS predicted with sepsis, PNS predicted with no sepsis, PPV positive predictive value, NPV negative predictive value, OCCR overall correct classification rate, Prob probability