Publications by authors named "Liu Xuexiu"

This viewpoint article explores the transformative role of large language models (LLMs) in the field of medical education, highlighting their potential to enhance teaching quality, promote personalized learning paths, strengthen clinical skills training, optimize teaching assessment processes, boost the efficiency of medical research, and support continuing medical education. However, the use of LLMs entails certain challenges, such as questions regarding the accuracy of information, the risk of overreliance on technology, a lack of emotional recognition capabilities, and concerns related to ethics, privacy, and data security. This article emphasizes that to maximize the potential of LLMs and overcome these challenges, educators must exhibit leadership in medical education, adjust their teaching strategies flexibly, cultivate students' critical thinking, and emphasize the importance of practical experience, thus ensuring that students can use LLMs correctly and effectively.

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Background This study aimed to investigate the effectiveness of ultrasonography (US) and in vitro measurement (IVM) methods in localizing peripherally inserted central catheters (PICCs) in premature infants and analyze the relevant factors affecting the accuracy of IVM. Methodology The study employs a prospective before-and-after self-controlled clinical trial design. A total of 210 premature infants who underwent PICC catheterization were compared.

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Objective: This study aimed to investigate the healthcare knowledge, attitudes, and behaviors of primary caregivers of newborns with coronavirus disease 2019 (COVID-19) during the pandemic in Chongqing, China, and analyze the influencing factors.

Methods:  The study included primary caregivers of COVID-19 newborns hospitalized in our institution from December 2022 to January 2023. A questionnaire survey was initiated to assess the caregivers' health-care knowledge, attitudes, and behaviors for COVID-19 and the influencing factors.

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Objective: This study aimed to analyze the correlation between PICC tip position and weight/length changes in preterm infants in different positions using ultrasonography.

Methods: The study is a prospective before and after self-control clinical trial. The study analyzed the distance between the PICC tip and the entrance of the heart under ultrasonography for premature infants who underwent PICC insertion.

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Objective: To detect differentially expressed genes in patients with neonatal necrotizing enterocolitis (NEC) by bioinformatics methods and to provide new ideas and research directions for the prevention, early diagnosis and treatment of NEC.

Methods: Gene chip data were downloaded from the Gene Expression Omnibus database. The genes that were differentially expressed in NEC compared with normal intestinal tissues were screened with GEO2R.

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Article Synopsis
  • - The study sought to compare bedside ultrasonography (US) and chest radiography (CR) for positioning peripherally inserted central venous catheters (PICC) in neonatal intensive care units, enrolling 181 neonate patients for the trial.
  • - Results showed that US provided better visualization of key catheter structures, had lower data variability in measurements, required less operation time, and caused less drop in infants' body temperature compared to CR.
  • - Additionally, the direct costs associated with CR were significantly higher than those of US, supporting the conclusion that US is the preferable method for PICC placement.
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Article Synopsis
  • - The study aimed to explore the implementation of ultrasound-guided epicutaneo-caval catheters (ECC) in neonatal patients across 31 provinces, assessing awareness and usage among medical staff from 91 hospitals.
  • - A survey of 182 nurses and managers revealed only 17.6% of hospitals utilized ultrasound-guided ECC, despite 96.7% of participants having heard of the technology.
  • - Key barriers to the adoption of this practice included low awareness of ultrasound guidance among staff, limited hospital resources, and insufficient funding, which collectively hindered its widespread use.
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Objective: To evaluate the effects of electromagnetic waves generated by a commercial medical electromagnetic instrument (trade name, TDP, the Chinese phonetic abbreviation of "Te-ding Dian-ci-bo Pu") as an adjuvant to improve the rate of increase of milk feeds per day by premature infants with necrotizing enterocolitis (NEC).

Methods: This study was a prospective randomized clinical trial. A total of 103 premature infants were diagnosed with NEC II, but there was no need for surgery.

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