A Study of the Potential Risk Factors Linked to the Development of Severe Forms of Endometriosis (FEELING)
A Multi-centre, Multinational, Cross-sectional, Incident Case-control Study on Factors Associated With the Development of Endometrioma and Deep Infiltrating Endometriosis
Study Overview
Status
Status
Conditions
Conditions
Study Type
Study Type
Enrollment (Actual)
Enrollment
Contacts and Locations
Study Locations
-
-
-
Beijing, China
- Peking University First Hospital
-
Beijing, China
- Peking Union Medical College Hospital
-
Changsha, China
- The Third XIANGYA Hospital of Central South University
-
Zhejiang, China
- Women's Hospital School of Medicine, Zhejiang University
-
-
-
-
-
Paris, France
- Hôpital St Vincent de Paul
-
-
-
-
-
Ivanovo, Russian Federation
- Research Institute of Maternity and Childhood named after V.N. Gorodkov
-
Moscow, Russian Federation
- Moscow Regional Scientific Research Institute of Obstetrics and Gynaecology
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Sampling Method
Study Population
Description
Inclusion Criteria:
- The subject is a female aged between 18 and 41 years
- The subject has undergone a laparoscopy or laparotomy for a benign gynecological indication excluding pregnancy, in the last 3 months
- The subject's surgery showed either no visible endometriosis lesions or histologically confirmed endometriosis lesions: superficial endometriosis, endometrioma or deep infiltrating endometriosis
- The subject has given a written informed consent prior to any study-related procedures
Exclusion Criteria:
- The subject is pregnant
- The subject's surgery results showed evidence of malignancy
- The subject has a mental condition rendering her unable to understand the nature, scope and possible consequences of the study, and/or with evidence of an uncooperative attitude
Study Plan
How is the study designed?
Design Details
- Observational Models: Case-Control
- Time Perspectives: Cross-Sectional
Number of groups / cohorts
Cohorts and Interventions
Group / CohortGroup / Cohort |
|---|
|
No endometriosis
|
|
Superficial endometriosis
|
|
Endometrioma
|
|
Deep infiltrating endometriosis
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Factors associated with endometrioma and/or deep infiltrating endometriosis using retrospective data collection and patient questionnaire.
Time Frame: Enrolment visit
|
Enrolment visit
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Factors associated with superficial endometriosis using retrospective data collection and patient questionnaire.
Time Frame: Enrolment visit
|
Enrolment visit
|
|
Factors associated with endometrioma and/or deep infiltrating endometriosis according to subject ethnicity using retrospective data collection and patient questionnaire.
Time Frame: Enrolment visit
|
Enrolment visit
|
|
Subject's characteristics by endometriosis status using retrospective data collection and patient questionnaire.
Time Frame: Enrolment visit
|
Enrolment visit
|
Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
General Publications
- Dai Y, Zhou Y, Zhang X, Xue M, Sun P, Leng J, Chapron C. Factors associated with deep infiltrating endometriosis versus ovarian endometrioma in China: a subgroup analysis from the FEELING study. BMC Womens Health. 2018 Dec 22;18(1):205. doi: 10.1186/s12905-018-0697-7.
- Chapron C, Lang JH, Leng JH, Zhou Y, Zhang X, Xue M, Popov A, Romanov V, Maisonobe P, Cabri P. Factors and Regional Differences Associated with Endometriosis: A Multi-Country, Case-Control Study. Adv Ther. 2016 Aug;33(8):1385-407. doi: 10.1007/s12325-016-0366-x. Epub 2016 Jun 24.
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- A-38-52014-185
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.