Publications by authors named "Jinma Ren"

Background: The appointment-based model (ABM) is a pharmacy service to improve medication-related health outcomes. ABM involves medication synchronization and medication review, plus other services such as medication reconciliation, medication therapy management, vaccine administration, and multimedication packaging. ABM can improve medication adherence, but the economic impact is unknown.

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Patients with triple-class refractory (TCR) multiple myeloma (MM) have limited treatment options and poor prognoses. This high unmet need has prompted the development of new therapies allowing for improved outcomes for these patients. Recently, new targeted therapies for the treatment of patients with relapsed or refractory MM have been approved based on single-arm clinical trial results.

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  • The study aims to estimate the absenteeism and indirect costs related to COVID-19 across different healthcare settings in Germany.
  • It analyzed data from working-aged individuals in both outpatient (over 369,000) and hospitalized (about 20,700) cohorts during specific periods from April 2020 through October 2022.
  • The findings revealed that hospitalized individuals had longer absenteeism (median 15 days) and higher costs (€1591) compared to outpatients (median 10 days, €1061), with greater absenteeism seen in older adults and those with severe COVID-19.
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  • Relapsed or refractory multiple myeloma (RRMM) significantly affects patients' health-related quality of life (QOL), causing both physical and emotional burdens.
  • An analysis of patient-reported outcomes (PROs) from the MagnetisMM-3 study on elranatamab showed early improvements in symptoms, such as reduced pain and better health outlooks for patients new to and those previously treated with BCMA therapy.
  • Approximately 40.2% of BCMA-naive and 52.6% of BCMA-exposed patients reported feeling 'a little better' or 'much better' by Cycle 1, Day 15, indicating that elranatamab not only offers clinical benefits but may also enhance
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Article Synopsis
  • - In the MagnetisMM-3 trial, the efficacy of elranatamab was compared to physician's choice treatment for patients with triple-class refractory multiple myeloma, showing promising results for the new therapy.
  • - Analysis of two oncology databases (COTA and Flatiron Health) revealed that patients treated with elranatamab had a higher objective response rate, longer progression-free survival, and better overall survival compared to those receiving standard physician-selected treatments.
  • - Elranatamab demonstrated significant benefits for BCMA-naive patients, suggesting it may be a more effective option compared to treatments commonly used in clinical practice.
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Background: Long COVID has become a central public health concern. This study characterized the effectiveness of BNT162b2 BA.4/5 bivalent COVID-19 vaccine (bivalent) against long COVID symptoms.

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A random-effects model is often applied in meta-analysis when considerable heterogeneity among studies is observed due to the differences in patient characteristics, timeframe, treatment regimens, and other study characteristics. Since 2014, the journals Research Synthesis Methods and the Annals of Internal Medicine have published a few noteworthy papers that explained why the most widely used method for pooling heterogeneous studies-the DerSimonian-Laird (DL) estimator-can produce biased estimates with falsely high precision and recommended to use other several alternative methods. Nevertheless, more than half of studies (55.

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The appropriate use of regulatory agilities has the potential to accelerate regulatory review, utilize resources more efficiently and deliver medicines and vaccines more rapidly, all without compromising quality, safety and efficacy. This was clearly demonstrated during the COVID-19 pandemic where regulators and industry rapidly adapted to ensure continued supply of existing critical medicines and review and approve new innovative medicines. In this retrospective study, we analyze the impact of regulatory agilities on the review and approval of Pfizer/BioNTech's BNT162b2 mRNA COVID-19 Vaccine globally using regulatory approval data from 73 country/regional approvals.

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  • The FDA suggests using anchor-based methods and eCDF curves to determine meaningful changes in clinical outcomes, but they may yield differing results despite both using an anchor.
  • A study was conducted using both repeated measures models and eCDF methods on real and simulated data sets with 688 patients, comparing estimates for meaningful within-patient change in a clinical outcome assessment.
  • Results showed that model-based methods provided more precise and reliable estimates of meaningful change compared to eCDF, which had wider confidence intervals and greater variability, especially when analyzing clinical data.
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Patient-reported outcomes (PROs), such as symptoms, functioning, and other health-related quality-of-life concepts are gaining a more prominent role in the benefit-risk assessment of cancer therapies. However, varying ways of analysing, presenting, and interpreting PRO data could lead to erroneous and inconsistent decisions on the part of stakeholders, adversely affecting patient care and outcomes. The Setting International Standards in Analyzing Patient-Reported Outcomes and Quality of Life Endpoints in Cancer Clinical Trials-Innovative Medicines Initiative (SISAQOL-IMI) Consortium builds on the existing SISAQOL work to establish recommendations on design, analysis, presentation, and interpretation for PRO data in cancer clinical trials, with an expanded set of topics, including more in-depth recommendations for randomised controlled trials and single-arm studies, and for defining clinically meaningful change.

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Objectives: To have confidence in one's interpretation of treatment effects assessed by comparing trial results to external controls, minimizing bias is a critical step. We sought to investigate different methods for causal inference in simulated data sets with measured and unmeasured confounders.

Methods: The simulated data included three types of outcomes (continuous, binary, and time-to-event), treatment assignment, two measured baseline confounders, and one unmeasured confounding factor.

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Animal studies support RCT findings of improved liver function and short-term benefits using repurposed Granulocyte Colonic Stimulating Factor GCSF in adults with decompensated cirrhosis. We describe the protocol for phase 2 RCT of sequential Kasai-GCSF under an FDA-approved IND to test that GCSF improves early bile flow and post-Kasai biliary atresia BA clinical outcome. Immediate post-Kasai neonates, age 15-180 days, with biopsy-confirmed type 3 BA, without access to early liver transplantation, will be randomized 1:1 to standard of care SOC + GCSF at 10 ug/kg in 3 daily doses within 4 days of Kasai vs SOC + NO-GCSF (ClinicalTrials.

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Achieving postsurgical pain control after total hip arthroplasty (THA) is a critical factor for successful recovery because inadequately treated pain may lead to a delay in ambulation and hospital discharge and have an adverse impact on a patient's quality of life. This study compares the effectiveness of immediate-release local anesthetics for pain control in THA vs liposomal bupivacaine (LB) related to patient outcomes and costs of care. This is a retrospective cohort study of consecutive patients undergoing THA at 3 hospitals from January 2013 to July 2016.

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Objectives: Incident onset and survival outcomes involve multiple risk factors and complex interactions preferably investigated in a single study. A generalized structural equation model (GSEM) was used to build an integrative framework to analyse multiple risk factors for incident rheumatoid arthritis (RA) and factors affecting long-term survival outcome.

Methods: Incident RA cases (n=54) had onsets between 1977 and 1994, after cohort entry in 1974.

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Effective postsurgical analgesia hastens recovery, reduces hospital length of stay (LOS), and decreases hospitalization costs for total hip arthroplasty (THA). Improving these outcomes is critical for value-based surgical bundled payment programs such as the Medicare Comprehensive Care for Joint Replacement and similar programs for commercial insurance providers. This study compared clinical outcomes and hospitalization costs for patients undergoing THA with and without liposomal bupivacaine (LB).

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Purpose: Ipratropium and salmeterol were found to stimulate oligodendrocyte differentiation in a high-throughput drug screening assay; thus, they may play a role in the risk reduction of multiple sclerosis (MS). So far, they have not been examined in any clinical data. This study aims at investigating the association between ipratropium and salmeterol and reduced diagnosis of MS with the use of real-world clinical data.

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Aim: Diffuse large B-cell lymphoma (DLBCL) and follicular lymphoma (FL) are common types of non-Hodgkin's lymphoma, and real-world evidence continues to be lacking for healthcare costs and utilization among DLBCL and FL patients. Our study aims to describe medical and pharmacy costs and health resource utilization and to characterize longitudinal treatment patterns among these patients.

Methods: A retrospective observational study was performed among adult patients with DLBCL or FL using the US MarketScan (Truven) administrative claims data from 1 January 2007 to 31 December 2015.

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Objectives: Antimicrobial stewardship programs target antimicrobial use within the inpatient care setting. However, most antimicrobials are prescribed at ambulatory sites. We aim to determine the appropriateness of the diagnosis and treatment of uncomplicated urinary tract infection (UTI) in children within the outpatient setting at our institution, and to evaluate the cost of antibiotic treatment in our patient cohort.

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Youth gambling is an increasing concern. As a response, the "Don't Gamble Away our Future (DGAOF)" program has been implemented among children in central Illinois. We aim to assess the long-term effectiveness of this school-based youth gambling prevention program in Illinois using the data from 2005 to 2009.

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Aim: The purpose of this study was to create and validate a novel serological diagnostic index to predict cirrhosis of all etiologies.

Methods: This was a retrospective observational study of 771 patients, age >18 years, who underwent a liver biopsy. The stage of fibrosis and routine laboratory values were recorded.

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  • The study compares the effectiveness of liposomal bupivacaine (LB) against traditional thoracic epidural bupivacaine hydrochloride (TE BH) in managing postoperative pain for patients undergoing video-assisted thoracoscopic pulmonary resection (VATS-R).
  • Results show that patients receiving LB experienced lower pain scores, reduced opioid use, and lower hospital costs compared to those receiving TE BH.
  • The findings suggest that LB is a promising alternative for pain management in thoracic surgery, highlighting its benefits amid concerns over healthcare expenses and opioid prescriptions.
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Post-surgical pain experienced by patients undergoing total knee arthroplasty (TKA) can be severe. Enhanced recovery after surgery programs incorporating multimodal analgesic regimens have evolved in an attempt to improve patient care while lowering overall costs. This study examined clinical and economic outcomes in hospitals using liposomal bupivacaine (LB) for pain control following TKA.

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Background And Aims: Many patients with liver disease come to medical attention once they have advanced cirrhosis or acute decompensation. Most often, patients are screened for liver disease via liver function tests (LFTs). There is very limited published data evaluating laboratory values with biopsy-proven stages of hepatic fibrosis.

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Background: Treatment for patients with systemic light chain (AL) amyloidosis remains challenging. Our study aims to describe treatment patterns for both newly diagnosed and relapsed/refractory AL (RRAL) amyloidosis, and to assess clinical outcomes, healthcare costs, and resource utilization during the first year following a diagnosis of RRAL amyloidsis.

Methods: This was a retrospective observational study of adult patients with AL amyloidosis using the US Optum administrative claims data during 1/1/2008 to 6/30/2015.

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