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Nevin Manimala Statistics

Opportunities to Address Specialty Care Deserts and the Digital Divide through the Veterans Health Administration’s Telehealth Hub-and-Spoke Cardiology Clinic: Retrospective Cohort Study

J Med Internet Res. 2024 Nov 28;26:e53932. doi: 10.2196/53932.

ABSTRACT

BACKGROUND: To address geographic barriers to specialty care access for services such as cardiology, the Veterans Health Administration (VA) has implemented a novel, regionalized telehealth care hub. The Clinical Resource Hub (CRH) model extends care, including cardiology services, to individuals in low-access communities across the region. Little is known, however, about the reach of such programs.

OBJECTIVE: This study aimed to describe the initial CRH program implementation in terms of growth in users and clinical encounters, as well as the association between user characteristics and the use of CRH cardiology care, in VA’s Sierra Pacific region (Northern California, Nevada, and the Pacific Islands).

METHODS: We compared patients who used CRH cardiology services (CRH users) to those using non-CRH cardiology services (CRH nonusers) in the Sierra Pacific region between July 15, 2021, and March 31, 2023. After characterizing changes in the numbers of CRH users and nonusers and clinical encounters over the study period, we used multivariable logistic regression to estimate the association between patient-level factors and the odds of being a CRH user.

RESULTS: There were 804 CRH users over the study period, with 1961 CRH encounters concentrated at 3 main CRH sites. The CRH program comprised a minority of cardiology users and encounters in the region, with 19,583 CRH nonusers with 83,489 encounters. The numbers of CRH patients and encounters both increased at a steady-to-increasing rate over the study period, with increases of 37% (n=292 vs n=213) in users and 64% (n=584 vs n=356) in encounters in the first quarter of 2023 compared with the last quarter of 2022. Among CRH users, 8.3% (67/804) were female and 41.4% (333/804) were aged ≥75 years, compared with 4.3% (840/19,583) and 49% (9600/19,583), respectively, among CRH nonusers. The proportions of rural (users: 205/804, 25.5%; nonusers: 4936/19,583, 25.2%), highly disabled (users: 387/804, 48.1%; nonusers: 9246/19,583, 47.2%), and low-income (users: 165/804, 20.5%; nonusers: 3941/19,583, 20.1%) veterans in both groups were similar. In multivariable logistic models, adjusted odds ratios of using CRH were higher for female veterans (1.70, 95% CI 1.29-2.24) and lower for older veterans (aged ≥75 years; 0.33, 95% CI 0.23-0.47). Rural veterans also had a higher adjusted odds ratio of using CRH (1.19, 95% CI 1.00-1.42; P=.046).

CONCLUSIONS: The VA’s Sierra Pacific CRH cardiology program grew substantially in its first 2 years of operation, serving disproportionately more female and rural veterans and similar proportions of highly disabled and low-income veterans compared to conventional VA care. This model appears to be effective for overcoming specialty care access barriers for certain individuals, although targeted efforts may be required to reach older veterans. While this study focuses on a single region, specialty, and health care system, lessons from implementing regionalized telehealth hub models may be applicable to other settings.

PMID:39607997 | DOI:10.2196/53932

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Nevin Manimala Statistics

Systematic review and meta-analysis of the effect of psychological interventions on anxiety in children and youth with chronic medical conditions

J Pediatr Psychol. 2024 Nov 28:jsae097. doi: 10.1093/jpepsy/jsae097. Online ahead of print.

ABSTRACT

OBJECTIVES: Anxiety disorders affect 20%-50% of youth with chronic medical conditions (CMCs) and can interfere with medical care and treatment outcomes. Psychological therapies are typically designed for youth without CMCs; thus, this systematic review (Open Science Framework preregistration osf.io/a52nd/) assesses the effect of psychological therapies on anxiety, functional impairment and health-related quality of life (HRQOL) in this unique population.

METHODS: We included randomized controlled trials of psychological therapies vs. any comparator for youth (ages 24 and younger) with CMCs that assessed child anxiety. We excluded studies of adults and those not in English. Medline, Embase, PsycInfo, and CENTRAL databases were searched, studies were screened using COVIDENCE software, and meta-analysis was undertaken in R. Study quality was assessed using the Cochrane Risk of Bias tool, version 2. Quality of evidence was assessed using the GRADE system.

RESULTS: Thirty-three studies with 2676 participants (ages 5-21 years) were included in the meta-analysis. Nearly all had at least some risk of bias. Overall, psychological interventions resulted in lower anxiety (Hedges’ g = -0.48 [-0.71; -0.25]), but did not have a significant effect on functional impairment or HRQOL. Based on the GRADE criteria, we have moderate confidence in these results. Treatments with higher risk of bias and those with live therapist components had greater effects on anxiety.

CONCLUSIONS: Psychological interventions may be effective for improving anxiety for children and youth with CMCs, particularly those with a live therapist. More high-quality studies are needed to understand what components produce the best outcomes for patients.

PMID:39607990 | DOI:10.1093/jpepsy/jsae097

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Nevin Manimala Statistics

Coronary Artery Bypass Grafting Plus Mitral Valve Plasty May Not Provide More Advantage in Patients with Coronary Heart Disease and Moderate Ischemic Mitral Regurgitation: An Inverse Probability of Treatment Weighting Retrospective Cohort Study

Braz J Cardiovasc Surg. 2024 Nov 28;e20230254(e20230254). doi: 10.21470/1678-9741-2023-0254.

ABSTRACT

OBJECTIVE: To compare the efficacy of isolated off-pump coronary artery bypass grafting (OPCABG) and of coronary artery bypass grafting (CABG) plus mitral valve plasty (MVP) in treating coronary heart disease with moderate ischemic mitral regurgitation to find a better surgical method.

METHODS: Clinical data of 822 patients diagnosed with coronary heart disease and moderate ischemic mitral regurgitation were analyzed retrospectively. Patients were divided into the OPCABG and CABG+MVP groups according to surgical methods. Baseline data of both groups were corrected, and clinical efficacy of the two surgical methods was analyzed and compared using the propensity score inverse probability of treatment weighting (IPTW) method.

RESULTS: There were no significant differences in the use of mammary artery grafts, number of grafts, and blood product consumption between the two groups (P>0.05) after IPTW. However, the CABG+MVP group had a significantly longer operation time than the OPCABG group (4.13 ± 0.85 hours vs. 5.65 ± 1.02 hours, P<0.001). No statistically significant differences in postoperative major adverse cardiac and cerebrovascular events were observed between the two groups. However, the intra-aortic balloon pump rate was higher in the CABG+MVP group than in the OPCABG group (12.3% vs. 25.0%, P=0.012). Although CABG+MVP can improve ischemic mitral regurgitation significantly (95.4% vs. 81.2%, P<0.001), there were no significant differences in the cumulative survival rate and the incidence of major adverse cardiac and cerebrovascular events between the groups (P>0.05) after IPTW.

CONCLUSION: CABG+MVP may not provide more advantage in patients with coronary heart disease and moderate ischemic mitral regurgitation.

PMID:39607971 | DOI:10.21470/1678-9741-2023-0254

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Nevin Manimala Statistics

The impact of surgical time of day and surgical site infection

N Z Med J. 2024 Nov 29;137(1606):107-109. doi: 10.26635/6965.6701.

ABSTRACT

Disruption to the circadian clock has impacts on health and wellbeing, including impaired immune function and wound healing. It is plausible that the timing of surgical procedures could impact the body’s response to trauma and susceptibility to infections. Using the Health Quality & Safety Commission data on surgical site infections (SSI) we sought to investigate any possible time of day effects on the incidents of recorded infections. All recorded data from June 2017 to July 2021 were extracted for cardiac and orthopaedic operations in New Zealand. The incidence of SSI was calculated for each 4-hour bin of time across the day. There was a total of 87,034 cases in the analysis, of which 1,327 (1.5%) had an infection. Univariately, there was a significant time of day effect, with operations after 8 pm being 3.91 times more likely to have an infection (p<0.001), and operations between 4 pm and 8 pm being 0.71 times more likely (p=0.03) to have an infection compared to operations conducted between 12 pm and 4 pm. However, when age, acuity and American Society of Anesthesiologists score were included in the model, there were no differences in the rate of infection by time of day. This preliminary work suggests that surgical time of day does not significantly impact incidence of surgical infection when other variables are controlled for. However, this work has not considered other factors that may also be important. We plan to link the SSI data with the National Minimum Dataset to investigate these other factors and conduct a more comprehensive analysis.

PMID:39607969 | DOI:10.26635/6965.6701

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Nevin Manimala Statistics

Key factors related to happiness and anxiety in Aotearoa New Zealand during the COVID-19 pandemic

N Z Med J. 2024 Nov 29;137(1606):73-91.

ABSTRACT

AIM: Mental wellbeing has been one of the most prominent health concerns in Aotearoa New Zealand and has only been exacerbated by the COVID-19 pandemic. Here we explored factors associated with anxiety and happiness in a mid-pandemic climate in Aotearoa.

METHODS: Analyses were performed on the anxiety and happiness scores from the wellbeing survey in December 2020 (Statistics NZ Tatauranga Aotearoa; 30,000 responders contacted for the Household Labour Force Survey). Correlations and general linear models were used to identify significant predictor variables related to anxiety and happiness scores.

RESULTS: A number of factors correlated with both anxiety and happiness, including loneliness, physical health, family wellbeing, financial wellbeing, age and gender. After controlling for many ethnically stratified social burdens, Māori and Pacific populations demonstrated higher levels of happiness. Discrimination was only associated with anxiety, while generalised trust, trust in the police and in the health system all related to happiness.

CONCLUSION: Anxiety and happiness in a mid-pandemic environment shared many related variables spanning physical, social and financial domains. Additionally, anxiety was associated with greater levels of discrimination, and happiness with trust in public services. Here we provide a window into the state of mental wellbeing in Aotearoa during a global health crisis.

PMID:39607965

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Nevin Manimala Statistics

The New Zealand Ministry of Health indicators for inpatient stroke care: results from an Auckland hospital

N Z Med J. 2024 Nov 29;137(1606):63-72. doi: 10.26635/6965.6562.

ABSTRACT

AIM: New Zealand’s Ministry of Health sets three quality metrics for inpatient stroke care: admission to an organised stroke unit within 24 hours (target 80%), appropriate use of reperfusion therapy (target 12% for ischemic stroke) and transfer to rehabilitation services within 7 days (target 80%). Our aim was to evaluate a large Auckland tertiary hospital’s performance against these indicators.

METHODS: A retrospective study of 200 consecutive stroke patients admitted between April 4 and August 1, 2021, was conducted.

RESULTS: Fifty percent (100/200) of patients were admitted to the stroke unit within 24 hours. Sixteen point six percent (27/183) of ischaemic stroke patients received reperfusion therapy. Twenty-four point five percent (49/200) were transferred to rehabilitation services, of which 40.8% (20/49) were within 7 days of presentation. Patients were less likely to be admitted to the stroke unit within 24 hours if not admitted by the stroke service, if admitted out-of-hours or if suffering an inpatient stroke. Timely admission to the stroke unit was associated with receipt of reperfusion therapy, shorter time to inpatient rehabilitation transfer and shorter duration of admission. Patients with inpatient stroke were less likely to be discharged in a timely manner (adjusted hazard ratio [HR] 0.19; 95% CI 0.07-0.50). All-cause mortality during a hospitalisation episode with a stroke diagnosis was likely to occur early in the admission (adjusted HR 1.82; 95% CI 1.01-3.32).

CONCLUSIONS: The hospital met the reperfusion therapy target but fell short on timely stroke unit admission and rehabilitation transfer. An after-hours effect on stroke unit admission was observed, previously undocumented in New Zealand.

PMID:39607964 | DOI:10.26635/6965.6562

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Nevin Manimala Statistics

Primary care experience in people with mental health conditions: results from a national patient experience survey

N Z Med J. 2024 Nov 29;137(1606):22-39. doi: 10.26635/6965.6654.

ABSTRACT

AIM: The study explored whether the reported experience of primary healthcare differs for survey respondents in Aotearoa New Zealand who self-report having a mental health (MH) condition in comparison with those who do not.

METHOD: Responses to the New Zealand Health Quality & Safety Commission’s adult primary care patient experience survey received from August 2020 to May 2022 were analysed. Comparative analysis of patient-reported experience measures were completed to contrast experiences reported by those with and without a MH condition, with results stratified by ethnicity (Māori/non-Māori), age group and gender. Age/gender-standardised estimates for proportions of positive responses to each question were developed for each group alongside standardised risk differences.

RESULTS: Our sample comprised 201,650 responses, with 21% reporting a current diagnosed MH condition. While most respondents reported positive experiences of primary healthcare, we found a consistent pattern of fewer positive experiences for those with MH conditions across dimensions of care quality, age and gender groups. When responses were separated by ethnicity, this difference was amplified among Māori.

CONCLUSION: This analysis adds to the increasing body of evidence that experience of MH conditions is associated with worse healthcare experiences. It demonstrates that data are available in Aotearoa New Zealand to routinely monitor and report on primary care experiences for this group. Interventions to improve healthcare should focus on care for Māori with MH conditions as a priority.

PMID:39607961 | DOI:10.26635/6965.6654

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Nevin Manimala Statistics

Effects of Concomitant Intra-Aortic Balloon Pump Usage and Different Cannulation Techniques on Venoarterial Extracorporeal Membrane Oxygenation Support in Terms of Organ Perfusion

Braz J Cardiovasc Surg. 2024 Nov 28;e20230241(e20230241). doi: 10.21470/1678-9741-2023-0241.

ABSTRACT

INTRODUCTION: Various cannulation strategies for venoarterial extracorporeal membrane oxygenation (V-A ECMO) support are currently in use according to the clinical urgency and experience of the rescuing team. Although central V-A ECMO is considered more effective than a peripheral approach, the superiority of one cannulation configuration instead of another remains a controversial subject. This study mainly aims to compare the contribution of V-A ECMO circulatory support modalities to patients’ improvement according to various cannulation site strategies and additional usage of intra-aortic balloon pump (IABP).

METHODS: The study design involved the categorization of all patients into two groups: isolated V-A ECMO support and V-A ECMO plus IABP support. Secondly, we divided the patients into four groups considering V-A ECMO cannulation sites, such as central (aorto-atrial), axillo-femoral, femoro-femoral, and jugulo-femoral. We analyzed the parameters regarding the outcome for each group.

RESULTS: When comparing cannulation sites in relation to laboratory parameters for assessing organ perfusion, no statistically significant differences were observed among the groups. We found no statistically significant result within the groups affecting organ perfusion. The complication rates were higher in patients with concomitant IABP support, but the difference was not statistically significant likewise.

CONCLUSION: V-A ECMO provides effective perfusion, no matter which cannulation site is preferred during the decision-making process, and the utilization of IABP support has no additional contribution to the outcomes. We believe that the most suitable strategy should be a tailor-made decision according to the clinical status of patients, the pathology, urgency, and cost-effectiveness.

PMID:39607957 | DOI:10.21470/1678-9741-2023-0241

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Nevin Manimala Statistics

Exploring the lived experience of women with gestational diabetes: A cross-sectional Irish national survey

Diabet Med. 2024 Nov 28:e15489. doi: 10.1111/dme.15489. Online ahead of print.

ABSTRACT

AIM: Gestational diabetes (GDM) poses risks of short- and long-term complications for mother and infant, emphasising the importance of antenatal and postpartum education and support. We aimed to understand the experiences and views of women with GDM in the Republic of Ireland.

METHODS: Women with current or previous GDM were invited to complete an online cross-sectional survey (April-June 2022). Recruitment utilised social media, local media and personal networks. The survey addressed demographics, GDM knowledge and experiences, breastfeeding and weight management during pregnancy and post-pregnancy GDM support needs. Descriptive statistics were conducted, and between-group comparisons were undertaken using the chi-square test. Content analysis was applied to free text data.

RESULTS: Amongst 231 respondents, most were aged 35-39 (42%); 70% experienced a single GDM pregnancy. Only 6% correctly identified their increased level of risk for developing type 2 diabetes. Under half (44.5%) of respondents reported sufficient time with health professionals to address GDM-related questions. Just over half (54.3%) reported attending for diabetes screening at 6-12 weeks postpartum. The majority (66%) expressed a desire for postpartum information, particularly on healthy eating and physical activity. Having a more recent GDM experience was associated with a stronger preference for weaning (p ≤ 0.001) and weight management information (p = 0.025). Qualitative analysis identified inconsistencies in healthcare messaging, significant concerns about a GDM diagnosis’ impact on the pregnancy experience, and financial costs of diagnosis.

CONCLUSIONS: The findings underscore women’s desire for appropriate information and support during and after pregnancy with GDM. Future interventions should address these needs to effectively promote chronic disease prevention after GDM.

PMID:39607953 | DOI:10.1111/dme.15489

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Nevin Manimala Statistics

Realization of one-dimensional anyons with arbitrary statistical phase

Science. 2024 Nov 29;386(6725):1055-1060. doi: 10.1126/science.adi3252. Epub 2024 Nov 28.

ABSTRACT

Low-dimensional quantum systems can host anyons, particles with exchange statistics that are neither bosonic nor fermionic. However, the physics of anyons in one dimension remains largely unexplored. In this work, we realize Abelian anyons in one dimension with arbitrary exchange statistics using ultracold atoms in an optical lattice, where we engineer the statistical phase through a density-dependent Peierls phase. We explore the dynamical behavior of two anyons undergoing quantum walks and observe the anyonic Hanbury Brown-Twiss effect as well as the formation of bound states without on-site interactions. Once interactions are introduced, we observe spatially asymmetric transport in contrast to the symmetric dynamics of bosons and fermions. Our work forms the foundation for exploring the many-body behavior of one-dimensional anyons.

PMID:39607918 | DOI:10.1126/science.adi3252