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Ovarian CancerPhase 2EWOC-1NCT02001272

EWOC-1 Trial: Carboplatin +/- Paclitaxel in Vulnerable Elderly Patients With Stage III-IV Advanced Ovarian Cancer

A Phase 2 study testing Paclitaxel + Carboplatin every 3 weeks, Carboplatin monotherapy every 3 weeks and Weekly Paclitaxel and Carboplatin in people with Ovarian Cancer, run by Hospices Civils de Lyon at 63 sites in 6 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The current standard of first-line chemotherapy in advanced ovarian cancer is the combination of carboplatin AUC 5mg/mL/min and paclitaxel 175 mg.m-². This combination is feasible in selected elderly patients such as those included in prospective trials. Read more about this study

Who is it for?
Ages 70 years and older, women only
Conditions the study is for
Ovarian Cancer
What is being tested?
Paclitaxel + Carboplatin every 3 weeks, Carboplatin monotherapy every 3 weeks and Weekly Paclitaxel and Carboplatin
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
120 participants
Where
63 sitesin 6 countries
Study dates
Dec 2013to Feb 2020
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 70 years and older
  • Women only
  • No healthy volunteers
  • Older adult

Who may be able to join

  • Woman >70 year old
  • Histologically or cytologically proven FIGO stage III to IV epithelial ovarian cancer or peritoneal primary or fallopian tube. A cytological proof is accepted if associated with a ratio of CA125/CEA >25 and a radiological pelvic mass.
  • GVS (Geriatric Vulnerability Score) >3.
  • Adequate bone marrow function including the following: Neutrophils ≥ 1.5 x 109/L , platelets ≥100 x 109/L and hemoglobin ≥9 g/dL.
  • Adequate glomerular filtration rate >40 ml/min (estimates based on MDRD or Chatelut formula are sufficient)
  • No icterus.
Show all 9Show fewer
  • Life expectancy > 3 months.
  • Written informed consent obtained.
  • Covered by a Health System where applicable

Who cannot join

  • Other malignancy within the last 5 years, except for adequately treated carcinoma in situ of the cervix or squamous carcinoma of the skin, or adequately controlled limited basal cell skin cancer.
  • Prior history of chemotherapy.
  • Prior history of radiotherapy which may affect patient tolerability to chemotherapy.
  • Major perturbations of liver biology: Bilirubin > 2 fold the upper normal limit (UNL), SGOT-SGPT > 3 fold UNL.
  • Patient unable to be regularly followed for any reason (geographic, familial, social, psychologic).
  • Any mental or physical handicap at risk of interfering with the appropriate treatment.
  • Known allergy to Cremophor ® EL -containing drugs.
  • Any administrative or legal supervision where applicable

Trial locations and contacts

63 sites in 6 countries.

63 sites in 6 countries

France53 sites
  • Service d'Oncologie Médicale - Centre Hospitalier d'Alès

    Alès, 30100

  • Service d'Oncologie Médicale - ICO Paul Papin

    Angers, 49100

  • Service de cancérologie clinique - Institut Sainte-Catherine

    Avignon, 84918

  • Servide d'Oncologie Médicale - Hôpital Jean Minjoz

    Besançon, 25030

  • Service d'Oncologie Médicale - Institut Bergonié

    Bordeaux, 33076

  • Service d'Onco-Hématologie - Hôpital Fleyriat

    Bourg-en-Bresse, 01012

  • Service de Radiothérapie et Oncologie Médicale - Hôpital Morvan

    Brest, 29200

  • Service d'Uro-Gynécologie - Centre François Baclesse

    Caen, 14076

  • Service d'Oncologie - Centre Hospitalier de Chambéry

    Chambéry, 73011

  • Service d'Oncologie Médicale - Centre Hospitalier de Cholet

    Cholet, 49300

  • Servide d'Oncologie Médicale - Centre Jean Perrin

    Clermont-Ferrand, 63000

  • Service d'Oncologie - Centre Hospitalier Alpes Leman

    Contamines Sur Arve, 74130

  • Service d'Oncologie Radiothérapie - Centre Hospitalier Intercommunal de Créteil

    Créteil, 94010

  • Service d'Oncologie Médicale - Centre d'Oncologie et de Radiothérapie du Parc

    Dijon, 21000

  • Service d'Oncologie Médicale - Centre Georges François Leclerc

    Dijon, 21079

  • Service de Médecine Gériatrique - Centre Hospitalier Intercommunal des Alpes du Sud -Site de Gap

    Gap, 05000

  • Service d'Oncologie Médicale - Hôpital Michallon - CHU Grenoble

    Grenoble, 38043

  • Service d''Hématologie Oncologie - Hôpital André Mignot

    Le Chesnay, 78157

  • Service d'Oncologie Médicale - Centre Jean Bernard - Clinique Victor Hugo

    Le Mans, 72000

  • Service de Médecine Interne et Oncologie Médicale - CH du Mans

    Le Mans, 72000

  • Service d'Oncologie - Hôpital Dupuytren

    Limoges, 87042

  • Service d'Oncologie Service 2 B Nord - Centre Léon Bérard

    Lyon, 69373

  • Service d'Oncologie Médicale - Institut Paoli Calmettes

    Marseille, 13273

  • Service d'Oncologie multidisciplinaire - Hôpital Nord

    Marseille, 13915

  • Service d'Oncologie Médicale - Institut Régional du Cancer Montpellier, Val d'Aurelle

    Montpellier, 34298

  • Service d'Oncologie Médicale - Centre Azuréen de Cancérologie

    Mougins, 06250

  • Service de Chimiothérapie - Centre Catherine de Sienne

    Nantes, 44202

  • Service d'Onco-Hématologie - Centre Antoine Lacassagne

    Nice, 06186

  • Service d'Oncologie Radiothérapie - Clinique de Valdegour

    Nîmes, 30900

  • Servicde d'Oncologie Médicale - Centre Hospitalier Régional d'Orléans

    Orléans, 45067

  • Service d'Oncologie Médicale - Hôpital des Diaconesses

    Paris, 75012

  • Service d'Oncologie - Hôpital Cochin

    Paris, 75014

  • Service d'Oncologie - Groupe Hospitalier Saint-Joseph

    Paris, 75674

  • Service d'Oncologie Médicale - Hôpital Européen Georges Pompidou

    Paris, 75908

  • Service d'Oncologie Médicale - Centre Hospitalier de Perpignan

    Perpignan, 66046

  • Service oncogériatrie, Centre Hospitalier Lyon Sud, Hospices Civils de Lyon

    Pierre-Bénite, 69495

  • Centre CARIO - Hôpital Privé des Côtes d'Armor

    Plerin Sur Mer, 22190

  • Servide d'Oncologie Médicale - Centre Hospitalier de la Région d'Annecy

    Pringy, 74374

  • Servide de Radiothérapie et Oncologie Médicale - Centre Hospitalier Intercommunal de Cornouaille

    Quimper, 29107

  • Servide d'Oncologie Médicale - Institut Jean Godinot

    Reims, 51056

  • Service d'Oncologie Médicale - Centre Hospitalier Yves le Foll

    Saint-Brieuc, 22015

  • Service d'Oncologie Radiothérapie - Centre Hospitalier Privé de Saint-Grégoire

    Saint-Grégoire, 35760

  • Service d'Oncologie Médicale - ICO Centre René Gauducheau

    Saint-Herblain, 44805

  • Service de Médecine interne et oncologie - Hôpital Inter Armées de Begin

    Saint-Mandé, 94163

  • Service d'Oncologie Médicale - Clinique Mutualiste de l'Estuaire, Cité Sanitaire

    Saint-Nazaire, 44600

  • Service d'Oncologie Médicale - Groupe Hospitalier Public du Sud de l'Oise - Site de Senlis

    Senlis, 60309

  • Service d'Oncologie Médicale - Centre Hospitalier de Sens

    Sens, 89108

  • service d'Oncologie Médicale - Centre Hospitalier Broussais

    St-Malo, 35403

  • Service d'Oncologie Médicale - Centre Paul Strauss

    Strasbourg, 67065

  • Service de Chirurgie et Oncologie Gynécologique et Mammaire - Hôpitaux du Léman

    Thonon-les-Bains, 74203

  • Service d'Oncologie Médicale - Institut Claudius Regaud

    Toulouse, 31300

  • Service d'Oncologie Médicale - Institut de Cancérologie de Lorraine

    Vandœuvre-lès-Nancy, 54519

  • Service de Médecine Oncologique - Institut de Cancérologie Gustave Roussy

    Villejuif, 94800

Other trials in France

Italy6 sites
  • Centro di Riferimento Oncologico - CRO,IRCCS

    Aviano

  • Azienda Ulss 21 Legnago

    Legnago

  • Fondazione IRCCS Istituto Nazionale Tumori

    Milan

  • Ulls13 - Mirano

    Mirano

  • Ospedale Nuovo di Sassuolo

    Sassuolo

  • Fondazione del Piemonte per l'Oncologia - Istituto di Candiolo

    Torino

Other trials in Italy

Canada1 site
  • Notre-Dame Hospital of the CHUM

    Montreal

Other trials in Canada

Denmark1 site
  • Herlev Hospital

    Herlev

Other trials in Denmark

Finland1 site
  • Kuopio University Hospital

    Kuopio

Other trials in Finland

Sweden1 site
  • Linköping University Hospital

    Linköping

Other trials in Sweden

About this study

Official title: EWOC-1 Trial: Multicenter, Randomized Trial of Carboplatin +/- Paclitaxel in Vulnerable Elderly Patients With Stage III-IV Advanced Ovarian Cancer

The current standard of first-line chemotherapy in advanced ovarian cancer is the combination of carboplatin AUC 5mg/mL/min and paclitaxel 175 mg.m-². This combination is feasible in selected elderly patients such as those included in prospective trials. These trials, however, include a minority of the elderly population. In wider selection of patients >70 years old, the standard carboplatin-paclitaxel regimen has been shown to induce an excess of toxicity and premature treatment stopping. For elderly patients thought to be vulnerable and at high risk of toxicity with the standard 3-weekly carboplatin-paclitaxel regimen, other options are used in routine practice. One option is to delete paclitaxel and treat elderly patients with carboplatin as a single agent. An alternative is to use the carboplatin-paclitaxel regimen in a weekly schedule for both drugs such as reported by the MITO (Multicentre Italian Trial in Ovarian Cancer).

To date, there is no randomized trial which could give us some evidence of how to select patients who could benefit most of one or the other regimen described above. The 4th Ovarian Cancer Consensus Conference has indeed recognised the medical unmet need of adapted therapy for elderly patients with ovarian cancer and the necessity of additional research in this population.

Read more

Recently, GINECO has described a Geriatric Vulnerability Score (GVS) in a population of elderly patients with advanced ovarian cancer included in a specific multicenter phase II trial. The best proportional hazard model fitting for overall survival identified the following geriatric covariates score as being poor survival risk factors: ADL score <6, IADL score <25, HADS score >14, albuminemia <35g/L and , lymphopenia <1G/L. GVS is the sum of these risk factors for each patient. Using a cut off of 3, the GVS identified a group of patients at high risk of severe toxicity, early cessation of treatment, unplanned hospitalization and adverse outcomes.

This international multicentre randomized phase II trial will compare the success rate of delivering 6 courses of chemotherapy with evidence of efficacy and without premature termination for progression, death or unacceptable toxicity of three different chemotherapy regimens in a selected population of elderly patients with a GVS ≥ 3:

  • Arm A: Paclitaxel 175mg/m²/3 hours, I.V. and carboplatin AUC 5, I.V. every 3 weeks
  • Arm B: Carboplatin monotherapy AUC 5 or 6 every 3 weeks
  • Arm C: Weekly paclitaxel 60 mg/m²/1 hour and weekly carboplatin AUC 2 (d1, d8, d15 every 4 weeks)

The total number of patients to be enrolled is 240, ie 22 in each arm (total = 66) at the first step, then 58 more by arm (total=174) after interim analysis.

Conditions
Ovarian Cancer
Being tested
Paclitaxel + Carboplatin every 3 weeks, Carboplatin monotherapy every 3 weeks, Weekly Paclitaxel and Carboplatin
Keywords
Elderly, Vulnerable, Ovarian cancer, Chemotherapy
Medical subject headings
Ovarian Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Paclitaxel + Carboplatin every 3 weeksDrug

    Patients will receive a premedication of 130mg prednisolone the day before (22 pm) and the morning (7 am). A pretreatment using corticosteroids, antihistamines and H2 antagonists and setrons in accordance with local standards of care will be administered 30 minutes before Paclitaxel administration. At H0, Paclitaxel is administered at 175mg/m² in 3 hours then Carboplatin is administered at AUC 5mg/mL/min.

  • Carboplatin monotherapy every 3 weeksDrug

    A pretreatment using setrons in accordance with local standards of care will be administered 30 minutes before Carboplatin at AUC 5 to 6mg/mL/min in 1 hour.

  • Weekly Paclitaxel and CarboplatinDrug

    A pretreatment using corticosteroids, antihistamines and H2 antagonists and setrons in accordance with local standards of care will be administered 30 minutes before Paclitaxel 60mg/m² in 1 hour followed by Carboplatin at AUC 2mg/mL/min in 1 hour.

Study groups in NCT02001272
Study groupRoleWhat they receive
A:Paclitaxel + Carboplatin every 3 weeksExperimentalPatients randomized to the arm A receive 6 courses the following regimen: Paclitaxel 175 mg/m²/3 hours, I.V. and carboplatin AUC 5, I.V. every 3 weeks (1 cycle = 21 days).
Receives: Drug: Paclitaxel + Carboplatin every 3 weeks
B:Carboplatin monotherapy every 3 weeksExperimentalPatients randomized to the arm B receive 6 courses the following regimen: Carboplatin monotherapy AUC 5 or 6 every 3 weeks (1 cycle = 21 days).
Receives: Drug: Carboplatin monotherapy every 3 weeks
C:Weekly Paclitaxel and CarboplatinExperimentalPatients randomized to the arm C receive 6 courses the following regimen: weekly paclitaxel 60 mg/m²/1 hour and weekly carboplatin AUC 2 (d1, d8, d15 ; d1=d29) (1 cycle = 28 days).
Receives: Drug: Weekly Paclitaxel and Carboplatin

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Treatment success.Treatment success is defined as the ability to deliver 6 courses of chemotherapy without premature termination for progression, death or unacceptable toxicity

    Treatment success is defined as the ability to deliver 6 courses of chemotherapy without premature termination for progression, death or unacceptable toxicity. Unacceptable toxicity is defined as a major adverse event related to chemotherapy or treatment procedure leading either to early treatment stopping, to an unplanned hospital admission or to death or to a dose delay lasting more than 14 days or more than 2 dose reductions.

    Measured: After 6 courses of chemotherapy i.e 4.5 to 6 months (depending on the arm)

Secondary outcomes (6)
  1. Therapeutical strategy

    Therapeutical strategy will be assessed by measuring the feasibility of performing an optimal surgery and feasibility of performing neoadjuvant chemotherapy and surgery and post operative chemotherapy until 6 courses in case of planned interval debulking surgery.

    Measured: At the end of treatment (6 courses ), i.e 4.5 to 6 months (depending on the arm)

  2. Overall Survival

    Overall survival is defined as the time period from the date of randomization to the date of death.

    Measured: 2.5 years

  3. Progression-free survival

    Progression-free survival is defined as the time period from the date of randomization to the date of disease progression or death whichever occurs first.

    Measured: 2.5 years

  4. Quality of Life

    Quality of life is evaluated using the FACT-O questionnaire

    Measured: At the end of treatment (6 courses ), i.e 4.5 to 6 months (depending on the arm)

  5. Safety and tolerability

    Adverse events are defined using the NCI-CTC AE scale version 4.3

    Measured: At the end of treatment (6 courses ), i.e 4.5 to 6 months (depending on the arm)

  6. Aging biomarkers

    Aging biomarkers are represented by the expression level of cathelin-related antimicrobial peptide or CRAMP, stathmin, EF-1α, and chitinase

    Measured: At the end of treatment (6 courses ), i.e 4.5 to 6 months (depending on the arm)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Dec 2013 (estimated)
  2. Study startDec 2013
  3. Primary completionFeb 2020
  4. Study completionFeb 2020

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
120 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02001272
Sponsor's protocol ID
2012-772
Acronym
EWOC-1
Status last verified
Dec 2025
First submitted
22 Nov 2013
Last updated
19 Dec 2025
Results posted
No
Data monitoring committee
Yes

Publications

  • Falandry C, Rousseau F, Mouret-Reynier MA, Tinquaut F, Lorusso D, Herrstedt J, Savoye AM, Stefani L, Bourbouloux E, Sverdlin R, D'Hondt V, Lortholary A, Brachet PE, Zannetti A, Malaurie E, Venat-Bouvet L, Tredan O, Mourey L, Pujade-Lauraine E, Freyer G; Groupe d'Investigateurs Nationaux pour l'Etude des Cancers de l'Ovaire et du sein (GINECO). Efficacy and Safety of First-line Single-Agent Carboplatin vs Carboplatin Plus Paclitaxel for Vulnerable Older Adult Women With Ovarian Cancer: A GINECO/GCIG Randomized Clinical Trial. JAMA Oncol. 2021 Jun 1;7(6):853-861. doi: 10.1001/jamaoncol.2021.0696.

    PubMed 33885718
  • Falandry C, Pommeret F, Gladieff L, Tinquaut F, Lorusso D, Mouret-Reynier MA, D'Hondt V, Mollon-Grange D, Floquet A, Abadie-Lacourtoisie S, Brachet PE, Stefani L, Rousseau F, Frenel JS, Del Piano F, Komulainen M, Warkus T, Tredan O, Pujade-Lauraine E, Freyer G. Validation of the geriatric vulnerability score in older patients with ovarian cancer: an analysis from the GCIG-ENGOT-GINECO EWOC-1 study. Lancet Healthy Longev. 2022 Mar;3(3):e176-e185. doi: 10.1016/S2666-7568(22)00002-2. Epub 2022 Feb 4.

    PubMed 36098291

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Paclitaxel + Carboplatin every 3 weeks, Carboplatin monotherapy every 3 weeks and Weekly Paclitaxel and Carboplatin in people with Ovarian Cancer, run by Hospices Civils de Lyon at 63 sites in 6 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Dec 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 63 sites in France, Italy, Canada, Denmark, Finland and 1 more country. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Treatment success.Treatment success is defined as the ability to deliver 6 courses of chemotherapy without premature termination for progression, death or unacceptable toxicity (time frame: After 6 courses of chemotherapy i.e 4.5 to 6 months (depending on the arm)). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02001272, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Dec 2025.

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