Number and distribution of individuals analyzed for post-diagnostic survival and post-diagnostic recurrence and levels of the cohort factors considered.

1N: Number of patients;2Treatment: Type of treatment received;3Chemo: Only chemotherapy;4Chemo_Other: Chemotherapy plus another treatment;5Other: Any treatment other than chemotherapy;6Preadjuvant Therapy: Any treatment that the patient received prior to surgery and sample collection;7Additional Treatment: Treatment given after initial first round treatment;8Tumor Stage: pathological stage of the tumor in AJCC format (Primary Tumor: T; Stage I: IA; IB; IC; Stage II: IIA; IIB; IIC; Stage III: IIIA; IIIB; IIIC; Stage IV: IV);9I_II: Stage I or II ovarian cancer;10III: Stage III ovarian cancer;11IV: Stage IV ovarian cancer;12Tumor Grade: Numeric value used to express the degree of abnormality of cancer cells;13I or II: Grade I or II tumor;14Rest: Any tumor grades other than I or II;15Tumor Residual Disease: Measure of the largest remaining nodule;160: No macroscopic disease;171_20∶1–20 mm;18>20: Greater than 20 mm;19Recurrence: Return of cancer.