Fig. 2From: The role of interleukin‑7 serum level as biological marker in breast cancer: a cross‑sectional, observational, and analytical studyThe standard ROC curve analysis of all patients and the control group. IL-7 level 14 has a sensitivity of 73.7% and a specificity of 83.3% for carcinoma, with an AUC of 0.854 (95% CI 0.803–0.896) at a cut-off value of 13.4 pg/mlBack to article page