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CompletedNCT05800132ClinicalTrials.gov record

Diagnostic Performance of Breast Cancer Screening Second Reading Process Assisted by AI

Breast Cancer

THE QUICK READ

What this study involves

The registry does not currently label this study as recruiting. Ask about its status before planning a screening visit.

Study type
Interventional
Phase
Not applicable
Age range
50 years - 74 years
Sex eligible
Female
Healthy volunteers
Accepted
Participants
3500 Actual

These are starting points, not an eligibility decision. The research team must review the full requirements.

About the research

The goal of this clinical trial is to compare, for the second reading of screening mammograms, the standard of care with an AI assisted scenario.

The main questions it aims to answer are:

  • will the experimental pathway be non-inferior to the standard pathway?
  • will the experimental pathway be economically superior to the standard pathway?

Participants will receive screening mammograms, as part of the breast cancer screening program. Researchers will compare the interpretation made by the second reader in the standard pathway with the AI assisted interpretation made by a different reader in the experimental pathway.

Read the full description

All mammograms eligible for a second reading, and included in the study, go through 2 arms:

  • Conventional second reading by a radiologist accredited to do second reading in France (L2 control arm),
  • Second reading assisted by the AI (L2-AI experimental arm): mammograms will be read by the AI first and only if deemed suspicious, a radiologist accredited to do second reading in France will review them.

The most pejorative assessment among the two arms is used as the final decision: if both arms consider the mammogram as negative, the participant won't be recalled, if one arm consider the mammogram as positive, the participant will be called back for further examinations.

Clinical performances and economical impacts of both scenarii will be compared.

Who may be able to participate?

The list below is the sponsor’s full registry wording. It can include conditions, prior treatment, test results and other requirements. A match in search does not mean you qualify.

Inclusion Criteria:

  • Affiliated to the French social security system
  • Whose mammograms meet the following characteristics: 4 (2 per breast, CC and MLO) meeting local regulatory standards and with correct DICOM metadata,
  • Whose mammograms have been determined to be normal or to have benign lesions by the radiologist who performed the first reading of the images (L1) in the framework of the organized breast cancer screening program
  • Having expressed her willingness to participate in the study, to undergo all the procedures and to make herself available for the expected duration of their participation,
  • Having completed and signed the informed consent form.

Exclusion Criteria:

  • Woman with breast implants,
  • With clinical symptoms of breast cancer,
  • With a history of breast surgery (breast reduction or surgery for benign lesion),
  • Pregnant or breastfeeding,
  • With medical conditions that may interfere with her ability to understand the requirements of the protocol or give informed consent,
  • Deprived of liberty by judicial or administrative order,
  • Participant whose mammogram images have at least one of the following defects: poor quality of the images, non-standard mammography (projection, magnification, compression), ML/LM/SIO/XCCL or XCCM view.
Understand screening

Treatment, groups and participation

The registry may describe treatments and study duration without a complete visit calendar. Ask the study team for the exact schedule, procedures, risks, costs and alternatives. Keep your usual care plan unless your treating clinician tells you otherwise.

Assignment
Not randomized
Masking
No masking
L2 - Standard second read

Interpretation of mammograms done by a radiologist accredited to do second reading in France.

L2-AI - AI-assisted second read

Interpretation of mammograms done by the AI-based device. Mammograms deemed suspicious by the AI (i.e., receiving an AI global score higher than a defined threshold) will be interpreted by a radiologist accredited to do second reading in France. Mammograms assessed as negative or low suspicious by the AI won't be further interpreted by a radiologist.

Device: MammoScreen

MammoScreen DEVICE

Diagnostic reading aid for breast cancer screening

Prepare your questions

What researchers are measuring

Outcome measures describe what is being studied. They are not proof that a treatment works.

Primary measures

Recall rate

Time frame: End of the inclusion period 24 months

Number of patients that are called back for further examinations divided by the total number of patient receiving a second reading.

Secondary measures

Cancer detection rate

Time frame: End of the inclusion period 24 months

Number of biopsy proven cancers divided by the total number of patient receiving a second reading

Sensitivity and Specificity

Time frame: End of the follow_up period 48 months

True and false-positive rate

Economic impact

Time frame: End of the follow_up period 48 months

Difference in direct medical costs between the two arms Difference in annual budgetary impact on the French National Health Insurance between the two arms

Time-to-results

Time frame: End of the inclusion period 24 months

Time period \[in days\] between the day of the screening and the access to results

Reading time

Time frame: End of the inclusion period 24 months

Time needed \[in seconds\] to interpret a mammogram

No results are flagged as posted.

Review the complete result tables and limitations in the official record.

Open official results ↗

Research locations (7)

The overall study status and a local site’s status can differ. Confirm that location’s availability before traveling.

7 locations

Centre de radiologie Les DéfensionsAubagne, FranceStatus unknown
Var Imagerie MedicaleDraguignan, FranceStatus unknown
VAR IMAGERIE MEDICALE - Centre d'Imagerie Médicale Le ClipperFréjus, FranceStatus unknown
VAR IMAGERIE MEDICALE - Clinique Les LauriersFréjus, FranceStatus unknown
Cabinet de Radiologie du CabotMarseille, FranceStatus unknown
Centre de Sénologie MermozMarseille, FranceStatus unknown
VAR IMAGERIE MEDICALE - Centre d'Imagerie Médicale EpsilonSaint-Raphaël, FranceStatus unknown

Study team and timeline

Lead sponsor
Therapixel
Study start
Jun 1, 2023 Actual
Primary completion
Sep 1, 2025 Actual
Study completion
Sep 1, 2025 Actual
First posted
Apr 5, 2023 Actual
Last updated
Nov 9, 2026 Actual

Official study contacts

No central contact is listed. Check the locations and the official record.

Official study title

Évaluation de la Performance Diagnostique du dépistage du Cancer du Sein, Pour Une Seconde Lecture Des clichés de Mammographie assistée du Dispositif médical à Base d'Intelligence Artificielle MammoScreen

A HUMAN NEXT STEP

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Source: ClinicalTrials.gov API v2. Information is submitted by sponsors and investigators. NLM does not approve the safety or science of all listed studies. Registry disclaimer.

Retrieved: Nov 12, 2026 · Last registry update: Nov 9, 2026