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Clinical trialNCT00837993CompletedObservational

Ancillary Study GOG 158: Survival Analysis Based on Reclassification to a Two-Tier Grading System

SponsorM.D. Anderson Cancer CenterEnrollment241Ovarian Cancer
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

Primary Objective: * To reclassify the histologic grade of the serous ovarian cancer specimens of patients enrolled on Gynecologic Oncology Group (GOG) protocol 158 using a two-tier system. Secondary Objective: * To determine the overall and progression-free survival of patients with serous carcinoma of the ovary treated on GOG protocol 158 when reclassified according to tumor grade (low vs. high). Tertiary Objective: * To correlate histologic grade with other prognostic factors.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Ut Md Anderson Cancer Center

    Houston, Texas, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
31 Aug 2007
Primary completion
31 Dec 2012
Completion
31 Dec 2012
Last update posted
21 Dec 2012
Registered enrollment
241
Registry id
NCT00837993
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.