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Updated: Jul 8, 2026

Modeling Breast Cancer in Human Breast Tissue using a Microphysiological System
Published on: April 23, 2021
Patient-centered modeling of the breast biopsy experience
Isabel Nieto-Alvarez1,2,3, Erik Bojorges-Valdez4, Elvira Lang5
1Chair of Digital Health, Friedrich-Alexander Universität Erlangen-Nürnberg, Erlangen, Germany.
This study modeled patient anxiety during breast biopsies, finding that higher baseline stress significantly increased anxiety. Anxiety peaked after local anesthesia, highlighting opportunities for proactive distress management in healthcare.
Area of Science:
- Medical Informatics
- Patient Experience Research
- Oncology
Background:
- Rising patient volumes and time constraints challenge effective patient distress management in breast cancer care.
- Limited resources hinder proactive anticipation and management of patient anxiety during procedures like biopsies.
Purpose of the Study:
- To model key components of the breast biopsy procedure and their impact on patient experience.
- To predict patient anxiety levels using pre-procedural assessments and procedural events.
- To analyze caregiver-patient communication to identify moderators of patient experience.
Main Methods:
- Integrated real-world data from 236 patients, including patient-reported outcomes, psycho-social assessments, and workflow annotations.
- Utilized linear mixed models and machine learning to predict anxiety.
- Employed natural language processing to analyze patient expressions of pain and distress alongside workflow data.
Main Results:
- Psychological pre-assessments significantly correlated with median anxiety during biopsy (e.g., IES β = 0.91, p < 0.001).
- Higher baseline stress strongly predicted greater anxiety.
- Patient anxiety exhibited a temporal pattern, increasing until local anesthesia and decreasing thereafter (βt² p = 5.43e-06).
Conclusions:
- Combining diverse data sources offers a powerful approach to modeling patient experience during medical procedures.
- Developing digital twins of medical procedures can support clinicians in providing proactive care.
- Mitigating patient distress through data-driven insights is crucial for improving the patient journey.
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