Publications by authors named "Luwen Shi"

Objective: To explore the robustness of the patient-sharing network and validate the association between strength and persistence of physicians' relationships in China.

Design, Setting And Participants: We conducted a patient-sharing network analysis to describe the persistence of patient-sharing relationships and logistic regression to analyse factors associating with the persistence of patient-sharing relationships in the Yinzhou Health Information System from 1 January 2010 to 31 December 2018; all outpatient records that had a hypertension diagnosis were included in this study.

Outcome Measures: The persistence ratio was defined as the proportion of the patient-sharing relationships in a given year that continued to exist in the following year, the 1-, 2- and 3-year persistence to test the robustness of the findings.

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To examine the prevalence of treatment indications for antidepressants and assessed temporal trends in antidepressant prescribing for depression among adult patients in primary health care facilities (PHFs) in China. Descriptive study of antidepressant prescriptions written by primary care physicians. Setting participants: Patients aged 18 years and above in 67 PHFs in Dongcheng district in Beijing between 1 January 2014 and 31 December 2022.

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Background: Sepsis affects millions of people and imposes a substantial economic and social burden worldwide. However, the role of human albumin in the management of septic patients remains unclear.

Methods: EMBASE, PubMed, and Cochrane Library databases were searched.

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Background: The use of potentially inappropriate medications (PIMs) is a major concern for medication safety as it may entail more harm than potential benefits for older adults. This study aimed to explore the prescribing rate, healthcare utilization, and expenditure of older adults using PIMs in China.

Methods: A cross-sectional analysis was conducted using a national representative database of all medical insurance beneficiaries across China, extracting ambulatory visit records of adults aged 65 years and above between 2015 and 2017.

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Objective: To investigate access to essential anticancer medicines for children throughout China.

Methods: We obtained cross-sectional drug use data for 2021 from 55 tertiary children's hospitals in seven geographical regions (one third of public children's hospitals in mainland China). Affordability was assessed by comparing the single-day copayment for each medicine with the same generic name and route of administration (i.

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Objective: This study evaluates the cost-effectiveness of tislelizumab plus chemotherapy as a first-line treatment for locally advanced or metastatic (IIIB/IV) nonsquamous non-small cell lung cancer (nsq-NSCLC) in China.

Methods: A Markov model projected health outcomes and costs over a lifetime, with health states including progression-free survival, progressive disease, terminal progressive disease (TPD) and death. Data came from a Chinese phase III trial.

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Purpose: The purpose of this study is to evaluate the pattern, appropriateness, and cost of antidiabetic drugs prescribed for patients with Type 2 diabetes at primary healthcare facilities (PHFs) in China.

Methods: We collected outpatient-visit prescriptions from 363 PHFs in 31 cities covering eastern, central, and western regions of China. The visits of adult patients with Type 2 diabetes diagnosis were collected and classified the antidiabetic medication pattern of each patient use as recommended or non-recommended according to Chinese guidelines.

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Purpose: The role of lower hemoglobin A1c (HbA1c) variability in the effect of sodium glucose cotransporter-2 inhibitors (SGLT2i) on acute kidney injury (AKI) remains unclear. We compared AKI risk between SGLT2i and dipeptidyl peptidase 4 inhibitors (DPP4i) initiators. Additionally, we aimed to explore the extent to which SGLT2i's influence on AKI risk is mediated by reducing long-term HbA1c variability.

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Background: Our objectives were to develop a set of proxy indicators (PIs) suited for assessing antibiotic use appropriateness in China's primary healthcare institutions (PHIs), and assess performance scores of these PIs while exploring factors that influence the antibiotic appropriateness.

Methods: We selected potential PIs for the PHIs through a RAND-modified Delphi procedure, and assessed clinimetric properties, focusing on measurability, applicability, and potential for improvement. PIs with favorable clinimetric properties were used to evaluate antibiotic prescription appropriateness by calculating performance scores of each PI.

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Background: Potentially inappropriate medications (PIMs) are common among older adults with cancer, but their association with overall survival (OS) among non-small cell lung cancer (NSCLC) patients remains unclear. This study aimed to investigate the association between the use of PIMs and OS in patients with NSCLC.

Methods: In this cohort study, we included patients ≥ 65 years with newly diagnosed NSCLC from January 2014 to December 2020.

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Objective: To analyze trends of antibiotic consumption and expenditure in Chinese stomatology hospitals between 2014 and 2018 with a longitudinal study design, and show the impacts of the comprehensive policy on dental antibiotic use in China.

Subject And Methods: Consumption was quantified as the number of daily defined doses (DDDs) and expenditure as the procurement costs, using medical institutions' drug procurement data from the Chinese Monitoring Network for Rational Use of Drugs. Descriptive statistics was employed and the compound annual growth rate (CAGR) was calculated to show the average annual growth rate.

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Background: Although affordable generics could probably contribute to the solution of rapidly increasing pharmaceutical expenditure, those drugs are prescribed at a lower rate in China. Physicians' perception and knowledge of generics have a great influence on their prescribing behavior.

Objective: This study aimed to identify factors that affect physicians' generic prescribing behavior based on the theory of planned behaviors (TPB).

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Background: Health-related quality of life (HRQoL), along with overall survival (OS), is a critical study endpoint for measuring the clinical benefits of cancer drugs. Previous studies have examined the OS benefit of new cancer drugs approved in China. However, their HRQoL benefits have not been systematically evaluated.

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Article Synopsis
  • Pharmacoeconomic evaluation aims to improve drug safety and effectiveness by optimizing healthcare resource utilization and supporting better decision-making in healthcare.
  • Chinese patent medicine is a crucial part of China’s healthcare system, but its post-marketing economic evaluations are often lacking in standardization and quality.
  • A project led by experts is developing guidelines to enhance the methodology and standardization of pharmacoeconomic evaluations for Chinese patent medicine, ensuring alignment with existing regulations and traditional Chinese medicine principles.
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Background: Due to a lack of related research, we aimed to determine the effectiveness of a pharmacist-led medication reconciliation intervention in China.

Methods: We conducted a multicentre, prospective, open-label, assessor-blinded, cluster, nonrandomised controlled study at six county-level hospitals, with hospital wards serving as the clusters. We included patients discharged from the sampled hospitals who were aged ≥60 years; had ≥1 studied diagnoses; and were prescribed with ≥3 medications at discharge.

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Background: Perceived delays in cancer drug approvals have been a major concern for policymakers in China. Policies have been implemented to accelerate the launch of new cancer drugs and indications. This study aimed to assess similarities and differences between China and the United States in the approvals, timing, and clinical benefit evidence of cancer drug indications between 2001 and 2020.

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Background: Aggressive care near patients' end-of-life (EOL) entails limited therapeutic values, high costs, and compromised quality of life (QoL). In this study, we aimed to estimate the global prevalence of aggressive care in patients with cancer and explore potential subgroup differences.

Methods: We searched PubMed, Embase, and the Cochrane Library from database inception to Feb 16, 2024.

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There is scarce evidence to demonstrate the pattern of antibiotic use in children in China. We aimed to describe antibiotic prescribing practices among children in primary healthcare institutions (PHIs) in China. We described outpatient antibiotic prescriptions for children in PHIs from January 2017 to December 2019 at both the national and diagnostic levels, utilizing the antibiotic prescribing rate (APR), multi-antibiotic prescribing rate (MAPR), and broad-spectrum prescribing rate (BAPR).

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This quasi-experimental study aimed to investigate the changes in antibiotic use tailored by adjusting provincial antibiotic restriction lists in China using interrupted time-series analysis from 2013 to 2019. Antibiotic use was assessed as defined daily dose (DDD) per 1000 patients per day. Trends and level changes were analysed with segmented regression.

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Article Synopsis
  • Antimicrobial resistance is a growing global problem exacerbated by improper use of antibiotics, and delaying prescriptions (DAP) could help counteract this issue, though it's not widely used in developing countries like China.
  • Qualitative interviews with 30 participants (including physicians, pharmacists, and patients) in Xinjiang identified key barriers and facilitators to implementing DAP, highlighting related behavioral and policy challenges.
  • The study suggests that improving education, training, resource distribution, and policy guidelines is essential for promoting DAP in rural healthcare, potentially mitigating the threat of antimicrobial resistance.
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Background: The use of suboptimal controls in randomized trials of new cancer drugs can produce potentially unreliable clinical efficacy results over the current standard of care and expose patients to substandard therapy. We aim to investigate the proportion of randomized trials of investigational cancer drugs that used a suboptimal control arm and the number of trial participants at risk of exposure to suboptimal treatments in China. The association between the use of a suboptimal control and concluding statistical significance on the primary endpoint was also examined.

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Article Synopsis
  • The aging population in China is seeing a significant rise in Parkinson's disease (PD) cases, posing challenges in the rational use of medications among older adults.
  • A study analyzed a national database and found that over half (57.8%) of older patients with PD were prescribed potentially inappropriate medications (PIMs), with a notable prevalence among females and older age groups.
  • The results indicate a pressing need for better medication management for this demographic, as PIM use was particularly concerning for motor and cognitive impairments.
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Objectives: To decelerate antibiotic resistance driven by inappropriate antibiotic prescribing, a prescription review and feedback (PRF) policy is implemented in primary healthcare institutions (PHIs) in Beijing, China. However, evaluation of PRF implementation in PHIs is scarce. This study aims to systematically identify the barriers and facilitators of PRF policy implementation to provide evidence for antimicrobial stewardship.

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Background: China's National Reimbursement Drug List (NRDL) has become the primary route for drug reimbursement in China. More recently, the authority has made pharmacoeconomic evaluation an integral part of the application for NRDL inclusion. The underlying financial conflict of interests (FCOI) of pharmacoeconomic evaluations, however, has the potential to influence evidence generated and thus subsequent decision-making yet remains poorly understood.

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