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Table 6 Prognostic risk classification of LTFU among HIV clients on ART in Gondar town using simplified prediction risk score among 432 clients

From: Development and validation of a risk prediction model for lost to follow-up among adults on active antiretroviral therapy in Ethiopia: a retrospective follow-up study

Risk category

Score range

Prediction of LTFU

Number of HIV patients on ART

Incidence of LTFU

SN (%)

SP (%)

PPV (%)

NPV (%)

Low risk

< 3

86 (19.91%)

1 (1.16%)

85.59

64.49

45.45

92.82

High risk

≥ 3

346 (80.09%)

110(31.39%)

Total

8

432 (100%)

111 (25.69%)

  1. SN Sensitivity, SP Specificity, PPV positive predictive value, NPV negative predictive value