About this trial
The study aspires to provide outcomes on surgery, quality of life and time-to-event outcomes following the development and validation of a standardised surgical assessment tool in a shared decision-making framework for patients with pre-invasive or invasive breast cancer with breast conservation.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Female aged above 18 years.
Signed and dated written informed consent before the start of specific protocol procedures; oral consent for the participants of the quality control retrospective cohort study before accepting to partake a telephone interview.
Patients with invasive breast cancer (IBC) or ductal cancer in situ (DCIS) or unclear lesions mandating surgical excision or benign lesions amenable for surgical resection with BCS.
ECOG performance status 0-2.
Disqualifiers
Life expectancy of less than 6 months
Non candidate for breast conservation
Inability to understand given information and give informed consent or undergo study procedures
Trial population
As discussed above
Trial design
Cohort
Other
Treatments tested in this trial
Not listed
Trial groups
Trial outcomes
Primary outcomes
Avoidance of mastectomy
Percenteage of patients not amenable to standard wide local excision following a standardized assessment, that are operated with oncoplastic breast conservation resulting in negative margins and avoid mastectomy.
Re-excision rates
Percenteage of patients not amenable to standard wide local excision following a standardized assessment, that undergo breast conservation, but require re-excision of margins without conversion to mastectomy as a final result.
Patient reported outcomes, European Organisation for the Research and Treatment of Cancer (EORTC) Quality of Life Core Questionnaire (QLQ-C30)
The European Organisation for the Research and Treatment of Cancer (EORTC) Quality of Life Core Questionnaire (QLQ-C30) is a validated 30 item instrument meant to assess some of the different aspects that define the quality of life of cancer patients. It assesses both quality of life domains and symptom domains in a scale score ranging from 0 to 100. For the quality of life domains, higher scores denote higher satisfaction or higher quality of life. For symptom scales, higher score denotes more severe symptoms. In the Summary Score of the Questionnaire, higher values denote higher quality of life
Patient reported outcomes, BreastQ module for Satisfaction with Breasts
The BREAST-Q questionnaire is developed especially for breast cancer patients undergoing breast surgery. Independent modules are available for the different surgical interventions (e.g., mastectomy, reconstruction, augmentation). The BREAST-Q questionnaire has been validated and serves as of a standardized measurement instrument. The Satisfaction with Breasts module is summarized in a score ranging from 0 to 100, with higher scores denoting higher satisfaction
Secondary outcomes
Postoperative Complications
Postoperative complications, reported descriptively, per the modified Clavien Dindo classification and the Comprehensive Complication Index 2.0 (CCI 2.0)
Operative time
Operative time in minutes
Length of stay
Number of days of inpatient care
Profile of mastectomy candidates
Characteristics of patients that require mastectomy per surgeon assessment
Other outcomes
Type of axillary surgery
Type of axillary procedure performed at the time of breast surgery
Sponsors and contacts
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Uppsala University
Lead sponsor
Uppsala University Hospital
Collaborator
Royal Marsden NHS Foundation Trust
Collaborator
University of Sydney
Collaborator
Breast Unit, University Campus Biomedico, Rome, Italy
Collaborator