Publications by authors named "Wei-ming Chen"

Introduction: The comparison between the cementless taper wedge stem and fit-and-fill stem in total hip arthroplasty (THA) for various proximal femoral morphological types has not been thoroughly assessed. This study aimed to compare the risk of leg length discrepancy (LLD) ≥ 10 mm between these two stem types in Dorr type A, B, and C femurs.

Materials And Methods: From April 2015 through April 2021, we analyzed 1178 unilateral primary cementless THA procedures.

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  • A study investigated the effects of lateral hinge fractures on outcomes following medial open wedge high tibial osteotomy (MOWHTO) using a structural allograft, focusing on recovery and functional scores of patients.
  • Out of 88 MOWHTO procedures analyzed, 29.5% resulted in lateral hinge fractures, yet these did not lead to delayed union, nonunion, or the need for reoperations.
  • Functional scores were similar for patients with and without lateral hinge fractures, indicating that the use of structural allografts provided satisfactory results regardless of the fracture presence.
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  • A study investigated the effectiveness of high-dose chemotherapy with autologous stem cell rescue (HDC-ASCR) in treating high-risk pediatric patients with Ewing sarcoma (ES), a rare cancer.
  • Over 17 years, researchers analyzed 20 patients who received this treatment, focusing on their disease response, complications, and survival rates.
  • Results showed promising outcomes with a 5-year overall survival rate of 54.5%, indicating HDC-ASCR could significantly benefit patients compared to traditional treatments.
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  • Osteosarcoma primarily affects young patients and is known for low survival rates and risks of limb loss; personalized medicine aims to enhance chemotherapy effectiveness post-surgery.
  • A five-year study was conducted on 15 osteosarcoma patients to analyze the relationship between their clinical characteristics and the properties of cancer cells using various lab tests and assays.
  • Findings reveal that specific gene expressions and responses to treatment can predict outcomes in patients, potentially guiding personalized chemotherapy strategies for better treatment results.
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The BOOST (Booster promotion for older outpatients using SMS text reminders) program at Taipei Veterans General Hospital assessed the effectiveness of text message reminders in enhancing COVID-19 booster vaccination rates among the elderly, guided by the Health Belief Model (HBM). Targeting patients aged 65 and above, eligible yet unvaccinated for a COVID-19 booster, this cohort study sent personalized reminders a week prior to their scheduled appointments between April 18, 2022, and May 12, 2022, acting as cues to action to enhance vaccination uptake by overcoming perceived barriers and raising awareness of benefits. Over 5 weeks, the study observed a 38% increase in vaccination rate among 3,500 eligible patients, markedly surpassing the concurrent national rate increase of 4% for the same demographic.

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Introduction: The choice between simultaneous and staged bilateral total knee arthroplasty (BTKA) remains controversial. Age-adjusted Charlson Comorbidity Index(CCI) is a promising tool for risk-stratification. We aimed to compare the outcomes between patients who underwent simultaneous and staged BTKA, stratified by age-adjusted CCI scores.

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Introduction: The choice between a cementless taper wedge stem and a fit-and-fill stem in total Hip arthroplasty (THA) for various proximal femoral morphological types has not been thoroughly evaluated. This study aimed to compare the risk of stem-related complications between these two stem types in Dorr type A, B, and C femurs.

Materials And Methods: From January 2015 through April 2021, we retrospectively reviewed 1995 cementless THA procedures.

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Purpose: The purposes of this study were to determine whether biomechanical properties of mature oocytes could predict usable blastocyst formation better than morphological information or maternal factors, and to demonstrate the safety of the aspiration measurement procedure used to determine the biomechanical properties of oocytes.

Methods: A prospective split cohort study was conducted with patients from two IVF clinics who underwent in vitro fertilization. Each patient's oocytes were randomly divided into a measurement group and a control group.

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  • Advances in IVF have not completely resolved embryo implantation failures, with one key issue being the "displaced window of implantation" (WOI), where the timing of embryo transfer does not sync with the uterine environment.
  • The study aims to create a miRNA-based classifier to pinpoint the optimal timing for embryo transfer by analyzing miRNA expression profiles from 200 IVF patients.
  • The developed classifier showed high accuracy (93.9% in the training set and 88.5% in the testing set) in identifying the correct WOI, indicating its potential to improve IVF outcomes.
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Background: The need for thromboprophylaxis in Asian patients after primary total joint arthroplasty (TJA) remains inconclusive. We aimed to identify the risk factors for venous thromboembolism (VTE) events following primary TJA in a Taiwanese population.

Methods: From January 2010 to December 2019, we studied 7511 patients receiving primary TJA from a single surgeon.

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Surface modification is a highly effective strategy for addressing issues in lithium-rich layered oxide (LLO) cathodes, including phase transformation, particle cracking, oxygen gas release, and transition-metal ion dissolution. Existing single-/double-layer coating strategies face drawbacks such as poor component contact and complexity. Herein, we present the results of a low-temperature atomic layer deposition (ALD) process for creating a TiO/AlO bilayer on composite cathodes made of AS200 (LiNiCoMnO).

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  • A retrospective cohort study in Taiwan examined factors related to significant weight gain in hepatitis C patients treated with direct-acting antiviral agents (DAAs) between 2017 and 2020.
  • The study found that younger age, lower baseline BMI, and reductions in fibrosis-4 (FIB-4) scores were linked to greater increases in body mass index (BMI) after DAA treatment.
  • Additionally, the choice of DAA regimen did not impact weight gain outcomes, suggesting the need for further research into the long-term effects and underlying mechanisms of weight changes following treatment.
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The current study aimed to determine the safety profile of intra-articular-injected allogeneic adipose-derived mesenchymal stem cells (ADSCs) GXCPC1 in subjects with knee osteoarthritis (OA) and its preliminary efficacy outcome. The 3 + 3 phase I study was designed with two dose-escalation cohorts: low dose (6.7 × 10 GXCPC1, = 5) and high dose (4 × 10 GXCPC1, = 6).

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Background: The cryoablation efficacy of semisolid freezing nitrogen ethanol composite (FNEC) has been demonstrated. We aimed to investigate the feasibility of adjuvant FNEC-assisted cryoablation in different bone cavity types by assessing the perioperative complication rates.

Methods: The medical charts of patients who received intraoperative adjuvant cryoablation using semisolid FNEC for bone tumors from December 2013 to January 2018 were reviewed.

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To understand the effects of a high-fat diet (HFD) on lung cancer progression and biomarkers, we here used an inducible mutant epidermal growth factor receptor (EGFR)-driven lung cancer transgenic mouse model fed a regular diet (RD) or HFD. The HFD lung cancer (LC-HFD) group exhibited significant tumor formation and deterioration, such as higher EGFR activity and proliferation marker expression, compared with the RD lung cancer (LC-RD) group. Transcriptomic analysis of the lung tissues revealed that the significantly changed genes in the LC-HFD group were highly enriched in immune-related signaling pathways, suggesting that an HFD alters the immune microenvironment to promote tumor growth.

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Aim: Ropeginterferon alfa-2b is a novel mono-pegylated proline-interferon. Its biweekly dosing schema has demonstrated tolerability and clinical efficacy for treating chronic hepatitis in previous clinical studies. This trial evaluates the pharmacokinetics of 400 μg ropeginterferon alfa-2b in patients with chronic hepatitis C virus (HCV) and provides the data to support the clinical utility of ropeginterferon alfa-2b at 400 μg.

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This study investigated the impact of ultrasonic extraction (UE) on the structure and in vitro antibacterial activity of polysaccharides from sugarcane leaves (SLW). Native sugarcane leaf polysaccharides were treated with ultrasound (480 W) for 3 h to yield sugarcane leaf polysaccharides (SLU). Compared to SLW (33.

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Background: The incidence of deep vein thrombosis (DVT) and pulmonary embolism (PE) after total joint arthroplasty (TJA) procedures are lower in Asian populations than in Caucasian populations. Therefore, the need for thromboprophylaxis in Asian patients undergoing TJA remains inconclusive. The aim of this study was to validate the clinical outcomes of thromboprophylaxis in selective TJA patients in a Taiwanese population.

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  • The research developed a nomogram to predict post-recurrence survival (PRS) in patients with recurrent neuroblastoma, using data from 825 patients in the TARGET database.
  • Key factors like COG risk group, INSS stage, MYCN status, and age were identified as predictors and validated in a training group and a validation group.
  • The nomogram showed good accuracy and exceeded traditional methods in predicting survival outcomes, highlighting its potential for personalized patient care.
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Ethnopharmacological Relevance: The treatment of osteoarthritis (OA) patients is a challenging problem. Mesenchymal stem cells (MSCs) are multipotent cells and play key roles in regenerative medicine for cartilage degeneration. GuiLu-ErXian Glue (GLEXG) is an herbal remedy widely used in traditional Chinese medicine to treat joint pain and disability in elderly OA patients.

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Background And Objectives: Human platelet antigens (HPAs) are alloantigens associated with antiplatelet alloantibodies and the risk of immune thrombocytopenia (ITP). However, few studies have investigated associations among HPAs, antiplatelet autoantibodies, and cryoglobulins.

Methods: We enrolled 43 patients with primary ITP, 47 with hepatitis C virus-associated ITP (HCV-ITP), 21 with hepatitis B virus-associated ITP (HBV-ITP), 25 controls with HCV, and 1013 normal controls.

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Background: Taiwanese patients frequently experience severe hepatotoxicity associated with high-dose methotrexate (HD-MTX) treatment, which interferes with subsequent treatment. Drug-drug interactions occur when MTX is used in combination with proton pump inhibitors (PPIs), trimethoprim-sulfamethoxazole (TMP-SMX), or non-steroidal anti-inflammatory drugs (NSAIDs). In East Asia, real-world analyses on the effects of co-medication and other potential risk factors on the clinical course of HD-MTX-mediated acute hepatotoxicity in patients with osteogenic sarcoma (OGS) are limited.

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  • Simultaneous bilateral total knee arthroplasty (TKA) may have higher risks for complications and mortality compared to staged TKA, but specific risk factors for these issues were previously unclear.
  • In a study involving 1561 patients from 2010 to 2019, factors like age, sex, and comorbidities were analyzed to determine their impact on postoperative outcomes, specifically looking at readmissions and reoperations within 30 days, 90 days, and after one year.
  • The research found that a higher Charlson Comorbidity Index (CCI) score (4+) significantly increased the likelihood of complications and reoperations, with other factors such as older age, higher ASA classification, diabetes, and receiving
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Cancer with low survival rates is the second main cause of death among all diseases in the world and consequently, effective antineoplastic agents are urgently needed. Allosecurinine is a plant-derived indolicidine securinega alkaloid shown bioactivity. The object of this study is to investigate synthetic allosecurinine derivatives with considerable anticancer capacity against nine human cancer cell lines as well as mechanism of action.

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While genetic analyses have revealed ~100 risk loci associated with osteoarthritis (OA), only eight have been linked to hand OA. Besides, these studies were performed in predominantly European and Caucasian ancestries. Here, we conducted a genome-wide association study in the Han Chinese population to identify genetic variations associated with the disease.

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