MUC16 and ovarian benign neoplasm: Among the various models, the model consisting of patients’ ages at diagnosis, initial serum CA-125 levels, and relative abundance of Acinetobacter yielded the best diagnostic performance for differentiating OC from benign ovarian tumors as follows: sensitivity, 82.1%; specificity, 68.0%; and AUC, 0.846 (Table 3 and Figure 3).