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Artificial Intelligence in Health                                          Machine learning in arthroplasty



            adverse events, blood transfusions, and extended hospital   its  ability  to  be  integrated  uniformly  across  medical
            stays maximized at 95.4%, 95.6%, and 82.3%, respectively.    centers. Furthermore, ongoing validation, computational
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            In addition to adverse intra-  and perioperative events,   upgrades, and integration with existing systems can add
            ML was also used to address patient discharge. Lopez   to a health system’s overall cost. In addition, ensuring
            et  al.  created a boosted decision tree and an ANN to   regulatory compliance for AI in healthcare adds complexity
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            anticipate  non-home  discharges  following  elective  TSA.   and expense to already burdened compliance personnel.
            The boosted decision tree displayed an AUROC of 0.788   While the adoption of AI in orthopedic surgery involves
            and an accuracy of 90.3%, while the ANN had an AUROC   significant upfront costs and training, the technology offers
            of 0.851 with an accuracy of 89.9%.  Table 3 summarizes   a horizon of benefits. AI has the potential to revolutionize
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            the results of key studies investigating the application of AI   orthopedic  care.  As  the  technology  continues  to  evolve
            in predicting complications in patients undergoing TSA.  and become more integrated into healthcare systems, its
            4.3. Future direction                              cost-effectiveness and value in improving patient care are
                                                               expected to become even more pronounced.
            The use of AI, specifically ML, has demonstrated
            encouraging benefits when applied to TSA. Preparation   There is potential for AI to be integrated into modern
            is paramount to successful operations, and AI can aid   orthopedic clinical practices. For example, it can be used to
            in pre-operative assessment through shoulder implant   predict post-operative clinical outcomes and complication
            identification in revision cases and anatomic planning for   rates for patients. This may be useful in patient counseling
            primary operations. These advancements enable surgeons   on expectations following surgery. A  surgeon can input
                                                               a patient’s information and the algorithm may be able to
            to  increase  efficiency  and  potentially  reduce  costs  to   predict if a patient will have full forward elevation, limited
            patients by reducing the use of unnecessary equipment.   internal rotation, and the percentage of chance of specific
            Furthermore, AI use has branched to surgical outcomes
            prediction, perioperative complications, hospital stay   complications. Thus, it will be a great tool when advising
                                                               patients on expectations after surgery.
            length, functional improvement following TSA, and cost
            burden on patients. Employing these tools enables surgeons   5. Ethical considerations
            to provide transparent information to their patients, thus
            empowering patients to make informed decisions that are   Although AI usage in healthcare and surgery offers many
            suited for them and their families.                opportunities  for  optimizing  physician  preparation  and
                                                               patient outcomes, several pitfalls exist in merging AI with
              The application of AI in TSA has also opened doors   medicine,  providing  ethical  considerations  that  require
            to the use of this technology beyond arthroplasty. For   sincere attention. Healthcare data represents roughly 30%
            example, robotic surgery is one of the many sectors within   of the world’s data, with its compound annual growth rate
            surgery that has begun to adopt AI technology. More   projected to reach 36% by 2025.  As health data continues
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            recently, it has been shown that AI can be used to identify   to grow, so does the risk of compromising patient
            “surgical planes” by differentiating tissue types.  While   confidentiality and anonymity. Capelli et al.  highlighted
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            tissue recognition has yet to transition into orthopedic   that  AI functionality  has expanded  to potentially
            arthroplasties, it can be hypothesized that this technology   re-identify patient data that were previously scrubbed of all
            could greatly assist surgeons, especially when attempting to   identifying information. Furthermore, understanding the
            identify critical neurovascular structures. Another aspect   complex algorithms of AI and how outputs and decisions
            of ML being applied to robotic surgery is intraoperative   are derived can be difficult for humans, as the process
            assessments. By merging automated performance      for generating output is unclear. 84,85  This obscurity raises
            metrics with ML, objective assessments can be utilized   ethical issues, as it is difficult for bias evaluation and clinical
            to offer standardized insights into the development of   experience application to evaluate AI programs’ logic, and
            a surgeon’s skills.  Arthroplasty-derived innovations   inform patients of the decision-making process. 84-86
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            have contributed to robotic surgery’s usage of AI. Image,   When applying these concepts to the use of AI and ML
            denoizing, deblurring, and color-correcting have proven   in arthroplasty, a significant concern is understanding the
            to be effective tools for arthroplasty, and thus, similar ML   decision-making process involved in evaluating patients
            models have been created for robotic surgery. 82,83
                                                               for arthroplasty. It is essential that surgeons’ expertise
              However, implementing AI technology in orthopedic   informs and guides AI computations. Until these processes
            surgery entails significant initial investments in equipment,   are perfected and clearly understood by surgeons, there is
            software, and training. Surgeons may be apprehensive   a risk of patients being excluded from the decision-making
            about the required education to effectively use AI, limiting   process of their surgical care.


            Volume 2 Issue 2 (2025)                         23                               doi: 10.36922/aih.3278
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