Fig. 1From: The prognostic factor for recurrence in advanced-stage high-grade serous ovarian cancer after complete clinical remission: a nested case-control studyA Kaplan-Meier estimates of the rate of freedom from disease progression in the PDS group and the IDS group. B. Kaplan-Meier estimates of the rate of freedom from disease progression in patients with a posttreatment CA-125 level ≤ 10 U/ml and those with a posttreatment CA-125 level > 10 U/mlBack to article page