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Nevin Manimala Statistics

Health care resource utilization and costs across stages of amyotrophic lateral sclerosis in the United States

J Manag Care Spec Pharm. 2024 Nov;30(11):1239-1247. doi: 10.18553/jmcp.2024.30.11.1239.

ABSTRACT

BACKGROUND: People living with ALS (plwALS) experience motor control loss, speech/swallowing difficulties, respiratory insufficiency, and early death. Advancing disease stage is typically associated with a greater burden on the health care system, and delays in diagnosis can result in substantial health care resource utilization (HCRU).

OBJECTIVE: To estimate HCRU and cost burden of plwALS across disease stages from a US payer perspective we assessed HCRU and costs in early-, mid-, and late-stage ALS.

METHODS: Using insurance claims data from the IBM MarketScan Databases between January 2013 and December 2019, we identified plwALS as having at least 2 claims at least 27 days apart with an ALS International Classification of Diseases, Ninth or Tenth Revision diagnosis code (335.20/G12.21) or at least 1 ALS diagnosis code and prescription filled for riluzole/edaravone. Eligible plwALS were aged at least 18 years and had at least 12 months of enrollment data before and at least 6 months after the index date (date diagnosis criteria met). plwALS were grouped into disease stages using an ALS severity-based staging algorithm developed using ALS symptom and staging survey data from 142 neurologists reporting on 880 plwALS. The starting date of each severity stage was defined as the first date of an ALS symptom within the early-, mid-, and late-stage categories, respectively. The ending date for a severity stage was defined as the day before the first date of an ALS symptom from a more severe category. plwALS could transition to more severe stages, with reverse transition of severity excluded. Mixed regression modeling was used to assess differences in HCRU and costs per person-year between severity stages, adjusted for age and sex.

RESULTS: 2,273 plwALS were included in the total ALS study sample, with 1,215 early-stage, 1,511 midstage, and 1,186 late-stage plwALS. 90% of early-stage plwALS had ALS symptoms before diagnosis, and 27% of late-stage plwALS had a late-stage symptom before diagnosis. In the evaluation period, later-stage ALS groups had more overall hospital admissions (early = 0.15, middle = 0.23, and late = 0.74; P < 0.01), outpatient visits/service (early = 26.81, middle = 32.78, and late = 48.54; P < 0.01), emergency department visits (early = 0.46, middle = 0.69, and late = 1.03; P < 0.01), and total prescription count (early = 9.23, middle = 11.37, and late = 12.72; P < 0.01) over 12 months. Annualized costs increased as ALS progressed (early = $31,411, middle = $51,481, and late = $121,903; P < 0.01), which was primarily driven by higher frequency of and cost per hospital admission.

CONCLUSIONS: HCRU and costs increased with ALS progression, with diagnosis frequently occurring even after experiencing late-stage symptoms. These findings highlight the potential value of delaying progression into a more resource-intensive stage by diagnosing and adequately treating plwALS earlier in the disease course.

PMID:39471269 | DOI:10.18553/jmcp.2024.30.11.1239

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Nevin Manimala Statistics

Potential benefits of incorporating social determinants of health screening on comprehensive medication management effectiveness

J Manag Care Spec Pharm. 2024 Nov;30(11):1217-1224. doi: 10.18553/jmcp.2024.30.11.1217.

ABSTRACT

BACKGROUND: Increasingly, pharmacists are asked to incorporate social determinants of health (SDoH) identification and referral into clinical practice. However, to date, no studies have evaluated clinical changes from embedding SDoH screening into the delivery of comprehensive medication management (CMM) in patients with chronic conditions.

OBJECTIVE: To examine the clinical effectiveness of implementing a clinical pharmacist-led SDoH screening and referral process as part of CMM encounters across a network of 7 Federally Qualified Health Centers (FQHCs).

METHODS: We used a retrospective cohort design to evaluate the effectiveness of integrating SDoH screening into CMM across a network of 7 FQHCs. A difference-in-difference approach was used to compare the effectiveness of CMM between patients with and without SDoH needs on the probability of achieving clinical control for blood pressure (<140 systolic/90 diastolic mm Hg) and diabetes (<9% hemoglobin A1c).

RESULTS: Among 807 patients receiving CMM in 2023, 595 (74%) were screened for SDoH. 55.1% of patients screened had 1 or more SDoH, most commonly facing barriers related to insurance (22.0%), language (11.3%), transportation (9.1%), health behaviors (7.1%), income/employment (5.9%), and food insecurity (5.6%). Comparing patients with SDoH needs with those without, the proportion of patients controlled at baseline was 66.3% vs 72.3% for hypertension and 39.0% vs 75.4% for diabetes, respectively. Following a CMM encounter, the proportion of patients who achieved blood pressure control increased 7.6% more (P = 0.225) among patients with SDoH needs than in those without SDoH, whereas diabetes control rates increased 13.3% more (P = 0.143).

CONCLUSIONS: Although not statistically significant, the results of this pilot evaluation suggest the potential for meaningful clinical improvements from screening and referral of SDoH needs as a part of CMM encounters. These results should be corroborated using a larger, more robust study design.

PMID:39471268 | DOI:10.18553/jmcp.2024.30.11.1217

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Nevin Manimala Statistics

Is It Safe to Use Arterial Grafts in Patients with Acute Myocardial Infarction? Short-Mid-Term Propensity Analysis

Braz J Cardiovasc Surg. 2024 Oct 22;e20230384(e20230384). doi: 10.21470/1678-9741-2023-0384.

ABSTRACT

INTRODUCTION: The use of multiple arterial grafts (MAGs) has an impact on patient survival; however, preference for its use in the acute phase of myocardial infarction (AMI) has not yet been established. This study aimed to compare the short-mid-term clinical results of AMI patients undergoing coronary artery bypass grafting (CABG) with a single arterial graft (SAG) vs. MAGs.

METHODS: This is a cross-sectional cohort study of 4,053 patients from the Registro Paulista de Cirurgia Cardiovascular II (REPLICCAR II). CABG in the AMI was considered when performed between one and seven days after diagnosis (n=238). Thirty-five patients underwent surgery with ≥ 2 arterial grafts (MAG group), population adjustment in SAG group was performed using the propensity score matching (PSM). Clinical follow-up was performed by telephone to assess need for readmission, new AMI, reoperation, and death.

RESULTS: After PSM, 70 patients were evaluated. During hospitalization, a significant statistical difference was observed in the surgery duration: the MAG group had a median of 4.78 hours while the SAG group had 4.11 hours (P=0.040). Within the MAG group, there was a predominance use of bilateral internal thoracic artery (62.86%), followed by radial graft associated with the use of left internal thoracic artery (28.57%) and the combination of the three grafts (8.57%). There were no significant differences between the groups in terms of outcomes up to 30 days after CABG or up to five years after CABG.

CONCLUSION: In REPLICCAR II, usage of MAGs in the AMI was not associated with clinical worsening of patients until the mid-term follow-up.

PMID:39471264 | DOI:10.21470/1678-9741-2023-0384

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Needs and Opportunities for Anal Cancer Prevention in Patients Engaged With PrEP Care: Development of Conceptual Model

J Prim Care Community Health. 2024 Jan-Dec;15:21501319241295914. doi: 10.1177/21501319241295914.

ABSTRACT

INTRODUCTION: Populations at risk for HIV infection-including gay, bisexual, and other men who have sex with men (GBM) and transgender/gender diverse people (TGD)-are at disproportionate risk for anal cancer. Most anal cancers are caused by human papillomavirus (HPV) and are preventable with HPV vaccination and screening. Engaging at-risk populations who are already receiving HIV preventive care (eg, pre-exposure prophylaxis [PrEP]) may be an effective implementation strategy. The purpose of this study was to (1) identify the information, motivation, and behavioral skills that influence decisions about anal cancer prevention and to (2) describe the healthcare utilization patterns among PrEP users that impact their engagement in anal cancer prevention.

METHODS: Using purposive sampling in the United States, we ensured diverse representation among PrEP users aged 18 to 45 across gender and ethnoracial identities. Recruitment sources included primary healthcare clinics, social media, and community venues. Semi-structured interviews were recorded, transcribed, and coded using structural, pattern, and theoretical approaches.

RESULTS: Participants (N = 36) were mostly cisgender gay ethnoracial minority men. We identified 29 unique codes that were nested within 3 categories: individual decision-making, healthcare utilization patterns, and healthcare system influences. Participants commonly lacked essential information about HPV and anal cancer, often holding misconceptions about risks and prevention. Motivation for anal cancer prevention was driven by healthcare interactions and perceived risks, while fragmented healthcare and reliance on telemedicine were potential barriers. Many participants used telehealth services to access PrEP, described it as convenience, cost-effective, and liked the lack of provider interaction. Some participants used telehealth for PrEP and did not have a primary care provider. The importance of access to LGBTQ+-affirmative healthcare services was highlighted.

CONCLUSIONS: Integrating patient education and prevention services into ongoing PrEP management can enhance the reach and equity of anal cancer prevention. Our model underscores critical areas of misinformation, necessary systems-level changes, and unmet needs.

PMID:39471236 | DOI:10.1177/21501319241295914

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Spatial pattern and differential expression analysis with spatial transcriptomic data

Nucleic Acids Res. 2024 Oct 29:gkae962. doi: 10.1093/nar/gkae962. Online ahead of print.

ABSTRACT

The emergence of spatial transcriptomic technologies has opened new avenues for investigating gene activities while preserving the spatial context of tissues. Utilizing data generated by such technologies, the identification of spatially variable (SV) genes is an essential step in exploring tissue landscapes and biological processes. Particularly in typical experimental designs, such as case-control or longitudinal studies, identifying SV genes between groups is crucial for discovering significant biomarkers or developing targeted therapies for diseases. However, current methods available for analyzing spatial transcriptomic data are still in their infancy, and none of the existing methods are capable of identifying SV genes between groups. To overcome this challenge, we developed SPADE for spatial pattern and differential expression analysis to identify SV genes in spatial transcriptomic data. SPADE is based on a machine learning model of Gaussian process regression with a gene-specific Gaussian kernel, enabling the detection of SV genes both within and between groups. Through benchmarking against existing methods in extensive simulations and real data analyses, we demonstrated the preferred performance of SPADE in detecting SV genes within and between groups. The SPADE source code and documentation are publicly available at https://github.com/thecailab/SPADE.

PMID:39470725 | DOI:10.1093/nar/gkae962

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Nevin Manimala Statistics

Videos in Short-Video Sharing Platforms as Sources of Information on Colorectal Polyps: Cross-Sectional Content Analysis Study

J Med Internet Res. 2024 Oct 29;26:e51655. doi: 10.2196/51655.

ABSTRACT

BACKGROUND: Short videos have demonstrated huge potential in disseminating health information in recent years. However, to our knowledge, no study has examined information about colorectal polyps on short-video sharing platforms.

OBJECTIVE: This study aimed to analyze the content and quality of colorectal polyps-related videos on short-video sharing platforms.

METHODS: The terms “” (intestinal polyps) or “” (colonic polyps) or “” (rectal polyps) or “” (colorectal polyps) or “” (polyps of large intestine) were used to search in TikTok (ByteDance), WeChat (Tencent Holdings Limited), and Xiaohongshu (Xingyin Information Technology Limited) between May 26 and June 8, 2024, and then the top 100 videos for each search term on different platforms were included and recorded. The Journal of American Medical Association (JAMA) score, the Global Quality Scale (GQS), the modified DISCERN, and the Patient Education Materials Assessment Tool (PEMAT) were used to evaluate the content and quality of selected videos by 2 independent researchers. SPSS (version 22.0; IBM Corp) and GraphPad Prism (version 9.0; Dotmatics) were used for analyzing the data. Descriptive statistics were generated, and the differences between groups were compared. Spearman correlation analysis was used to evaluate the relationship between quantitative variables.

RESULTS: A total of 816 eligible videos were included for further analysis, which mainly conveyed disease-related knowledge (n=635, 77.8%). Most videos were uploaded by physicians (n=709, 86.9%). These videos had an average JAMA score of 2.0 (SD 0.6), GQS score of 2.5 (SD 0.8), modified DISCERN score of 2.5 (SD 0.8), understandability of 80.4% (SD 15.6%), and actionability of 42.2% (SD 36.1%). Videos uploaded by news agencies were of higher quality and received more likes and comments (all P<.05). The number of collections and shares of videos about posttreatment caveats were more than those for other content (P=.03 and P=.006). There was a positive correlation between the number of likes, comments, collections, and shares (all P<.001). The duration and the number of fans were positively correlated with the quality of videos (all P<.05).

CONCLUSIONS: There are numerous videos about colorectal polyps on short-video sharing platforms, but the reliability and quality of these videos are not good enough and need to be improved.

PMID:39470708 | DOI:10.2196/51655

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Protective factors against suicide attempt and violence against women in Azerbaijan: Reports from women with lived experience and mental health providers

Health Care Women Int. 2024 Oct 29:1-16. doi: 10.1080/07399332.2024.2405569. Online ahead of print.

ABSTRACT

Little is known regarding the protective factors against suicide and violence against women in Muslim majority countries. The authors of this study aim to address this gap. Women with lived experience of suicide and violence (N = 51), and mental health providers in Azerbaijan participated in either in-depth qualitative interviews or focus groups. We used a mixed-methods design in this study. Descriptive statistics and bivariate analyses were conducted. Conventional content analysis was used for qualitative data. Psychological support, psychoeducation, providing women with financial opportunities and changing cultural values regarding gender norms were identified as the strongest protective factors against suicide and violence against women. Our findings point to culturally relevant protective factors that can inform prevention and intervention efforts to mitigate risk of suicide and violence against women in Azerbaijan and Muslim majority countries with shared values and cultural norms.

PMID:39470703 | DOI:10.1080/07399332.2024.2405569

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Critical Success Factors and Acceptance of the Casemix System Implementation Within the Total Hospital Information System: Exploratory Factor Analysis of a Pilot Study

JMIR Form Res. 2024 Oct 29;8:e56898. doi: 10.2196/56898.

ABSTRACT

BACKGROUND: The health care landscape is evolving rapidly due to rising costs, an aging population, and the increasing prevalence of diseases. To address these challenges, the Ministry of Health of Malaysia implemented transformation strategies such as the Casemix system and hospital information system to enhance health care quality, resource allocation, and cost-effectiveness. However, successful implementation relies not just on the technology itself but on the acceptance and engagement of the users involved.

OBJECTIVE: This study aims to develop and refine items of a quantitative instrument measuring the critical success factors influencing acceptance of Casemix system implementation within the Ministry of Health’s Total Hospital Information System (THIS).

METHODS: A cross-sectional pilot study collected data from medical doctors at a hospital equipped with the THIS in the federal territory of Putrajaya, Malaysia. This pilot study’s minimum sample size was 125, achieved through proportionate stratified random sampling. Data were collected using a web-based questionnaire adapted from the human, organization, and technology-fit evaluation framework and the technology acceptance model. The pilot data were analyzed using exploratory factor analysis (EFA), and the Cronbach α assessed internal reliability. Both analyses were conducted in SPSS (version 25.0; IBM Corp).

RESULTS: This study obtained 106 valid responses, equivalent to an 84.8% (106/125) response rate. The Kaiser-Meyer-Olkin measure of sampling adequacy was 0.859, and the Bartlett test of sphericity yielded statistically significant results (P<.001). Principal component analysis identified 9 components explaining 84.07% of the total variance, surpassing the minimum requirement of 60%. In total, 9 unique slopes indicated the identification of 9 components through EFA. While no new components emerged from the other 7 constructs, only the organizational factors construct was divided into 2 components, later named organizational structure and organizational environment. In total, 98% (41/42) of the items had factor loadings of >0.6, leading to the removal of 1 item for the final instrument for the field study. EFA ultimately identified 8 main constructs influencing Casemix implementation within the THIS: system quality, information quality, service quality, organizational characteristics, perceived ease of use, perceived usefulness, intention to use, and acceptance. Internal reliability measured using the Cronbach α ranged from 0.914 to 0.969, demonstrating high reliability.

CONCLUSIONS: This study provides insights into the complexities of EFA and the distinct dimensions underlying the constructs that influence Casemix system acceptance in the THIS. While the findings align with extensive technology acceptance literature, the results accentuate the necessity for further research to develop a consensus regarding the most critical factors for successful Casemix adoption. The developed instrument is a substantial step toward better understanding the multidimensional challenges of health care system transformations in Malaysia, postulating an underpinning for future fieldwork and broader application across other hospitals.

PMID:39470697 | DOI:10.2196/56898

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Predicting the no-reflow phenomenon in ST-elevation myocardial infarction patients undergoing primary percutaneous coronary intervention: a systematic review of clinical prediction models

Ther Adv Cardiovasc Dis. 2024 Jan-Dec;18:17539447241290438. doi: 10.1177/17539447241290438.

ABSTRACT

BACKGROUND: The no-reflow (NRF) phenomenon is the “Achilles heel” of interventionists after performing percutaneous coronary intervention (PCI) in patients with ST-segment elevation myocardial infarction (STEMI). No definitive treatment has been proposed for NRF, and preventive strategies are central to improving care for patients who develop NRF.

OBJECTIVES: In this study, we aim to investigate the clinical prediction models developed to predict NRF in STEMI patients undergoing primary PCI.

DESIGN: Systematic review.

DATA SOURCES AND METHODS: Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines were observed. Studies that developed clinical prediction modeling for NRF after primary PCI in STEMI patients were included. Data extraction was performed using the Checklist for Critical Appraisal and Data Extraction for Systematic Reviews of Prediction Modeling Studies (CHARMS) checklist. The Prediction Model Risk of Bias Assessment Tool (PROBAST) tool was used for critical appraisal of the included studies.

RESULTS: The three most common predictors were age, total ischemic time, and preoperative thrombolysis in myocardial infarction flow grade. Most of the included studies internally validated their developed model via various methods: random split, bootstrapping, and cross-validation. Only three studies (18%) externally validated their model. Six studies (37%) reported a calibration plot with or without the Hosmer-Lemeshow test. The reported area under the curve ranged from 0.648 to 0.925. The most common biases were in the statistical domain.

CONCLUSION: Clinical prediction models aid in individualizing care for STEMI patients with NRF after primary PCI. Of the 16 included studies, we report four to have a low risk of bias and low concern with regard to our research question, which should undergo external validation with or without updating in future studies.

PMID:39470690 | DOI:10.1177/17539447241290438

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An Investigation Into Contaminated Waste Composition in a University Dental Clinic: Opportunities for Sustainability in Dentistry

Clin Exp Dent Res. 2024 Dec;10(6):e70015. doi: 10.1002/cre2.70015.

ABSTRACT

OBJECTIVES: Many international dental organizations have been advocating for sustainable practices in dentistry, whereby significant reductions in environmental impacts are needed. The aim of this study was to analyze dental clinical waste in a university clinic setting to explore opportunities for sustainable practices.

MATERIAL AND METHODS: Fifty dental units (chairs) that are routinely used in delivery of dental treatment and involved supervising clinicians, dental students, and patients were randomly selected, and the clinical waste generated was collected, segregated, and weighed. Statistical analysis was performed to analyze differences in waste production based on treatment performed.

RESULTS: The mean waste production generated by each chair was 81.4 g of aprons, 56.2 g of gloves, 17.2 g of masks, 24.0 g of sterile wrappings, 48.8 g of other plastics, 100.8 g of cellulose-based items, and 25.8 g of miscellaneous items. Higher waste was generated from the chairs performing endodontic procedures when compared with examinations. A potential annual greenhouse gas saving of approximately 10 kg CO2e per year (when one patient is treated daily) can be achieved if sterile wrapping plastics were to be recycled.

CONCLUSIONS: Simple yet achievable opportunities for efficient clinical waste management at university clinics exist, which in turn will increase environmental sustainability in the post-COVID-19 era. Increased awareness and incentives for sustainable measures could potentially enhance the possibility of wider adoption of ecofriendly approaches.

PMID:39470688 | DOI:10.1002/cre2.70015