Fig. 1

Roc curve for prediction of complications in community acquired pneumonia in children. This figure showing that RDW was the most accurate one for prediction of complications at the optimal cut-off point 17.4, with sensitivity of 77.7% and specificity of 98.6%, followed by Pro ADM at cut-off point 5.1 nmol/L with sensitivity of 74% and specificity of 90.2%, and lastly by Copeptin at cut-off point 780 pmol/l with sensitivity of 55.5% and specificity of 83.3%