Skip to main content

Table 3 Validation of diagnostic codes for gastrointestinal bleeding

From: Validation of diagnostic codes of major clinical outcomes in a National Health Insurance database

GI bleedingTotalTrueFalsePPV (%)Sensitivity (%)Specificity (%)
Hospitalization + primary diagnostic code200 (100)184 (92.0)16 (8.0)92.0  
Hospitalization + primary diagnostic code + RBC transfusion156 (100)143 (91.7)13 (8.3)91.777.718.8
  1. PPV positive predictive value, RBC red blood cell