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Investigating the Correlation between Patient Education on Web-Based Portal Functionality and the Reduction in 30-Day Hospital Readmission Rates
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作者 Aradhyaa Mathur 《International Journal of Clinical Medicine》 CAS 2024年第10期465-477,共13页
Background: The growing use of web-based patient portals offers patients valuable tools for accessing health information, communicating with healthcare providers, and engaging in self-management. However, the influenc... Background: The growing use of web-based patient portals offers patients valuable tools for accessing health information, communicating with healthcare providers, and engaging in self-management. However, the influence of educating patients on these portals’ functionality on clinical outcomes, such as all-cause readmission rates, remains underexplored. Objective: This research proposal tested the hypothesis that educating a subset of patients with Chronic Obstructive Pulmonary Disease (COPD) and Congestive Heart Failure (CHF), on how to effectively access and utilize the functionality of web-based patient portals can reduce all-cause readmission rates. Methods: We performed a prospective, quasi-experimental study at Bon Secours St. Mary’s Hospital in Richmond, Virginia, USA;dividing participants into an intervention group, receiving education about accessing and navigating “My Chart”, the Bon Secours Web based portal, and a control group, receiving standard care. We then compared 30-day readmission rates, patient engagement, and self-management behaviors between the groups. Data was analyzed using statistical tests to assess the intervention’s impact. Results: We projected that educated patients will exhibit lower readmission rates, improved engagement, and better self-management. The results of the study showed that there was a significant decrease in 30-day readmissions in the intervention group in comparison with the control group (22.7% and 40.9%, respectively). This reduction of 18. 2% of readmissions evaluated here for a trial of meaningful clinical effect is statistically insignificant (p = 0. 184). The practical significance of the intervention is considered small-to-moderate (Cramer V = 0. 20) suggesting that the observed difference has a potential clinical importance even though the difference was not statistically significant. Conclusion: These results imply that the proposed educational intervention might have a positive impact on readmissions;nonetheless, the patient’s characteristics that make him or her capable of readmission cannot be changed and are assessed by the RoR (Risk of Readmission) score. The potential impact of the intervention may be offset, in part, by these baseline risk factors. The study’s power may be limited by sample size, potentially affecting the detection of significant differences. Future studies with larger, multi-center samples and longer follow-up periods are recommended to confirm these findings. 展开更多
关键词 All Cause Hospital Readmission Chronic Obstructive Pulmonary Disease Congestive Heart Failure Web Based Patient Portal Mobile Device Proficiency Questionnaire (mdpq) 16 Risk of Readmission (RoR) Score Patient Education
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一种大规模MIMO低精度量化检测算法 被引量:2
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作者 张永棠 《四川理工学院学报(自然科学版)》 CAS 2019年第4期7-12,共6页
为解决大规模MIMO中低精度量化器的使用带来的性能下降问题,提出了一种新的消息解量化算法(MPDQ)。该算法以低精度ADC接收机为基础,搭建了一个大规模MIMO系统模型。利用ADC的结构特性提出了1-bit量化系统的MPDQ检测算法,并将其推广到n-... 为解决大规模MIMO中低精度量化器的使用带来的性能下降问题,提出了一种新的消息解量化算法(MPDQ)。该算法以低精度ADC接收机为基础,搭建了一个大规模MIMO系统模型。利用ADC的结构特性提出了1-bit量化系统的MPDQ检测算法,并将其推广到n-bit量化系统,推导了MPDQ算法在n-bit量化系统中的迭代计算公式。在不同基站天线数量、不同用户数量条件下,仿真验证了该算法的准确性和有效性。仿真结果表明,低精度ADC可以提高系统的频谱效率,MDPQ算法在n-bit量化系统中具有优异的性能,3-bit量化在综合考虑成本和性能的情况下是一种理想的方案。 展开更多
关键词 大规模MIMO mdpq 低精度量化 5G通信
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