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Nevin Manimala Statistics

Associations of telomere length with risk of mortality from influenza and pneumonia in US adults: a prospective cohort study of NHANES 1999-2002

Aging Clin Exp Res. 2023 Nov 14. doi: 10.1007/s40520-023-02607-4. Online ahead of print.

ABSTRACT

BACKGROUND: Due to the ongoing Coronavirus disease 2019 (COVID-19) pandemic, interest has arisen to realize the relationship between telomere length (TL) and influenza and pneumonia mortality.

AIM: Our study attempted to investigate this correlation by analyzing information gathered from the National Health and Nutrition Examination Survey (NHANES) 1999-2002.

METHODS: A total of 7229 participants were involved in the conducted research. We utilized Cox proportional risk model analysis to determine the hazard ratio (HR) and 95% confidence interval (CI) for TL and influenza and pneumonia mortality.

RESULTS: During the average follow-up time of 204.10 ± 51.26 months, 33 (0.45%) participants died from influenza and pneumonia. After adjusting for multiple variables, shorter TL was associated with higher influenza-pneumonia mortality. In subgroup analyses stratified by sex, men exhibited stronger associations with influenza-pneumonia mortality than women (Model 1: HRmale: 0.014 vs HRfemale: 0.054; Model 2: HRmale: 0.082 vs HRfemale: 0.890; Model 3: HRmale: 0.072 vs HRfemale: 0.776). For subgroup analyses by visceral adiposity index (VAI), all statistically significant (P < 0.05) models displayed an inverse relationship between TL and influenza and pneumonia mortality.

CONCLUSIONS: Our research provides further proof for the connection between shorter telomeres and higher influenza-pneumonia mortality. Larger prospective researches are essential to support our results and explain the underlying mechanisms.

PMID:37962763 | DOI:10.1007/s40520-023-02607-4

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Nevin Manimala Statistics

Early mobilisation in critically ill COVID-19 patients: a subanalysis of the ESICM-initiated UNITE-COVID observational study

Ann Intensive Care. 2023 Nov 14;13(1):112. doi: 10.1186/s13613-023-01201-1.

ABSTRACT

BACKGROUND: Early mobilisation (EM) is an intervention that may improve the outcome of critically ill patients. There is limited data on EM in COVID-19 patients and its use during the first pandemic wave.

METHODS: This is a pre-planned subanalysis of the ESICM UNITE-COVID, an international multicenter observational study involving critically ill COVID-19 patients in the ICU between February 15th and May 15th, 2020. We analysed variables associated with the initiation of EM (within 72 h of ICU admission) and explored the impact of EM on mortality, ICU and hospital length of stay, as well as discharge location. Statistical analyses were done using (generalised) linear mixed-effect models and ANOVAs.

RESULTS: Mobilisation data from 4190 patients from 280 ICUs in 45 countries were analysed. 1114 (26.6%) of these patients received mobilisation within 72 h after ICU admission; 3076 (73.4%) did not. In our analysis of factors associated with EM, mechanical ventilation at admission (OR 0.29; 95% CI 0.25, 0.35; p = 0.001), higher age (OR 0.99; 95% CI 0.98, 1.00; p ≤ 0.001), pre-existing asthma (OR 0.84; 95% CI 0.73, 0.98; p = 0.028), and pre-existing kidney disease (OR 0.84; 95% CI 0.71, 0.99; p = 0.036) were negatively associated with the initiation of EM. EM was associated with a higher chance of being discharged home (OR 1.31; 95% CI 1.08, 1.58; p = 0.007) but was not associated with length of stay in ICU (adj. difference 0.91 days; 95% CI – 0.47, 1.37, p = 0.34) and hospital (adj. difference 1.4 days; 95% CI – 0.62, 2.35, p = 0.24) or mortality (OR 0.88; 95% CI 0.7, 1.09, p = 0.24) when adjusted for covariates.

CONCLUSIONS: Our findings demonstrate that a quarter of COVID-19 patients received EM. There was no association found between EM in COVID-19 patients’ ICU and hospital length of stay or mortality. However, EM in COVID-19 patients was associated with increased odds of being discharged home rather than to a care facility. Trial registration ClinicalTrials.gov: NCT04836065 (retrospectively registered April 8th 2021).

PMID:37962748 | DOI:10.1186/s13613-023-01201-1

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Nevin Manimala Statistics

Intimate Partner Violence, Mental Health, and Aging-Related Health Among Men and Women Veterans Across the Lifespan

J Gen Intern Med. 2023 Nov 14. doi: 10.1007/s11606-023-08466-z. Online ahead of print.

ABSTRACT

BACKGROUND: A growing body of evidence suggests adverse health outcomes related to intimate partner violence (IPV), including traumatic brain injury (TBI). However, most research in this area has focused on reproductive-aged women.

OBJECTIVE: To examine relationships between IPV (with and without TBI), mental health, and aging-related health outcomes among men and women Veterans across the lifespan.

DESIGN: Cross-sectional analysis of Department of Veterans Affairs (VA) administrative data from fiscal years 2000-2019. Descriptive statistics and chi-square analyses were used to compare key comorbidities in matched samples of Veterans with and without IPV (gender-stratified and matched 1:3 based on demographics and index date). Comparisons between those with IPV and TBI relative to IPV alone were also examined.

SUBJECTS: Veterans aged 18 + with and without documented IPV in Department of Veterans Affairs (VA) electronic health records (n = 4108 men, 2824 women).

MAIN MEASURES: ICD codes were used to identify IPV, TBI, and aging-related medical (sleep disorder, hypertension, diabetes, dementia) and common psychiatric (depression, posttraumatic stress disorder, alcohol use disorder, and substance use disorder) diagnoses.

KEY RESULTS: Demographic characteristics were reflective of VA-enrolled Veterans (men: mean age 66, SD 16; 72% non-Hispanic White; women: mean age 47, SD 13; 64% non-Hispanic White). Relative to Veterans without IPV, both men and women with IPV had higher rates of all examined medical (e.g., sleep disorders, men: 33% vs. 52%; women: 45% vs. 63%) and psychiatric diagnoses (e.g., depression, men 32% vs. 74%; women 59% vs. 91%; all ps < .001), with evidence of an additive effect of TBI on some psychiatric outcomes.

CONCLUSIONS: IPV is broadly associated with aging-related and mental health, and TBI is a common correlate that may further contribute to psychiatric outcomes. Findings highlight the importance of trauma-informed care and recognizing the potential role of these exposures on men and women Veterans’ health across the lifespan.

PMID:37962725 | DOI:10.1007/s11606-023-08466-z

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Computed tomography-based thermography (CTT) in microwave ablation: prediction of the heat ablation zone in the porcine liver

Insights Imaging. 2023 Nov 14;14(1):189. doi: 10.1186/s13244-023-01537-z.

ABSTRACT

OBJECTIVES: The aim of the study was to investigate computed tomography-based thermography (CTT) for ablation zone prediction in microwave ablation (MWA).

METHODS: CTT was investigated during MWA in an in vivo porcine liver. For CTT, serial volume scans were acquired every 30 s during ablations and every 60 s immediately after MWA. After the procedure, contrast-enhanced computed tomography (CECT) was performed. After euthanasia, the liver was removed for sampling and further examination. Color-coded CTT maps were created for visualization of ablation zones, which were compared with both CECT and macroscopy. Average CT attenuation values in Hounsfield units (HU) were statistically correlated with temperatures using Spearman’s correlation coefficient. CTT was retrospectively evaluated in one patient who underwent radiofrequency ablation (RFA) treatment of renal cell carcinoma.

RESULTS: A significant correlation between HU and temperature was found with r = – 0.77 (95% confidence interval (CI), – 0.89 to – 0.57) and p < 0.001. Linear regression yielded a slope of – 1.96 HU/°C (95% CI, – 2.66 to – 1.26). Color-coded CTT maps provided superior visualization of ablation zones.

CONCLUSION: Our results show that CTT allows visualization of the ablation area and measurement of its size and is feasible in patients, encouraging further exploration in a clinical setting.

CRITICAL RELEVANCE STATEMENT: CT-based thermography research software allows visualization of the ablation zone and is feasible in patients, encouraging further exploration in a clinical setting to assess risk reduction of local recurrence.

PMID:37962712 | DOI:10.1186/s13244-023-01537-z

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Nevin Manimala Statistics

Predisposing Factors of Intercultural Sensitivity Among Nursing Students: A Predictive Correlational Design

J Transcult Nurs. 2023 Nov 14:10436596231211612. doi: 10.1177/10436596231211612. Online ahead of print.

ABSTRACT

INTRODUCTION: Intercultural sensitivity in health care improves health care quality due to effective communication, intervention, and increased satisfaction. The present study aimed to compare the intercultural sensitivity of undergraduate nursing students in two different countries and identify predisposing factors of intercultural sensitivity.

METHODS: A predictive correlational study was conducted with 980 undergraduate nursing students at a university in Turkey and the United States. A questionnaire and the Intercultural Sensitivity Scale were used for data collection.

RESULTS: Multiple linear regression revealed that the country in which nursing students were studying, and speaking a second language were found as significant predictors of intercultural sensitivity in the current study. The findings of the two-way variance analysis indicated that the interaction effect between nursing students in two schools and sociodemographic variables was not statistically significant (p > .05).

DISCUSSION: Nursing students from both universities presented a moderate level of intercultural sensitivity. This level is low compared with previous results reported in the literature. The study findings may help faculty administrators make new arrangements in the nursing curriculum and contribute to providing equal, and non-discriminatory health services to people. Intercultural education programs within the curriculum should be offered as independent courses and/or integrated within courses to develop culturally competent knowledge, awareness, and skills throughout undergraduate nursing education.

PMID:37961938 | DOI:10.1177/10436596231211612

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Does Organizational Messaging Make a Difference? Investigating Themes and Language Style in Twitter Discourse and Engagement by Mental Health Organizations

J Health Commun. 2023 Nov 14:1-8. doi: 10.1080/10810730.2023.2278609. Online ahead of print.

ABSTRACT

The present study investigated the latent topics and language styles present in mental health organizational discourse on Twitter. The researchers sought to analyze identifying the prevalence of and language used in social support messaging in tweets about mental health care, the overarching topics regarding mental health care, and predicted that tweets with higher engagement will have increased frequency of words with positively valenced emotion and cognitive processing. A GSDMM was run to uncover latent themes that emerged in a data set of 326.9k tweets and 7.2 m words about organizational discussions of mental health. A generalized linear model using the Poisson distribution was used to assess the role of engagement, positive emotion, and cognitive processing. The study found support for both positive emotion and cognitive processing as statistically significant predictors of engagement. Directions for research include the development of health message strategies, policy needs, and online interventions.

PMID:37961904 | DOI:10.1080/10810730.2023.2278609

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Nevin Manimala Statistics

A Novel Body Mass Index-Based Thromboembolic Risk Score for Overweight Patients with Nonvalvular Atrial Fibrillation

Anatol J Cardiol. 2023 Nov 14. doi: 10.14744/AnatolJCardiol.2023.3373. Online ahead of print.

ABSTRACT

BACKGROUND: A novel risk prediction model appears to be urgently required to improve the assessment of thrombotic risk in overweight patients with nonvalvular atrial fibrillation (NVAF). We developed a novel body mass index (BMI)-based thromboembolic risk score (namely AB2S score) for these patients.

METHODS: A total of 952 overweight patients with NVAF were retrospectively enrolled in this study with a 12-month follow-up. The primary endpoint was 1-year systemic thromboembolism and the time to thrombosis (TTT). The candidate risk variables identified by logistic regression analysis were included in the final nomogram model to construct AB2S score. The measures of model fit were evaluated using area under the curve (AUC), C-statistic, and calibration curve. The performance comparison of the AB2S score to the CHADS2 and CHA2DS2-VASc score was performed in terms of the AUC and decision analysis curve (DAC).

RESULTS: The AB2S score was constructed using 7 candidate risk variables, including a 3-category BMI (25 to 30, 30 to 34, or ≥35 kg/m2). It yielded a c-index of 0.885 (95% CI, 0.814-0.954) and an AUC of 0.885 (95% CI, 0.815-0.955) for predicting 1-year systemic thromboembolism in patients with NVAF. Compared to the CHADS2 score and CHA2DS2-VASc score, the AB2S score had greater AUC and DAC values in predicting the thromboembolic risk and better risk stratification in TTT (P <.0001, P =.082, respectively).

CONCLUSION: Our results highlighted the importance of a BMI-based AB2S score in determining systemic thromboembolism risk in overweight patients with NVAF, which may aid in decision-making for these patients to balance the effectiveness of anticoagulation from the underlying thrombotic risk.

PMID:37961898 | DOI:10.14744/AnatolJCardiol.2023.3373

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Nevin Manimala Statistics

Trial analysis by treatment allocated or by treatment received? Origins of ‘the intention-to-treat principle’ to reduce allocation bias: Part 1

J R Soc Med. 2023 Oct;116(10):343-350. doi: 10.1177/01410768231203922.

NO ABSTRACT

PMID:37961883 | DOI:10.1177/01410768231203922

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Nevin Manimala Statistics

Long-term economic outcomes of ureteral injury in the United States

Curr Med Res Opin. 2023 Nov 14:1-20. doi: 10.1080/03007995.2023.2283204. Online ahead of print.

ABSTRACT

OBJECTIVES: Ureteral injuries (UIs) during surgical procedures can have serious consequences for patients. Although UIs can result in substantial clinical burden, few studies report the impact of these injuries on payer reimbursement and patient cost-sharing. This retrospective study evaluated 30-day, 90-day, and 1-year healthcare resource utilization for patients with UIs and estimated patient and payer costs.

METHODS: Patients aged ≥ 12 years who underwent abdominopelvic surgery from January 2016 to December 2018 were identified in a United States claims database. Patients were followed for 1 year to estimate all-cause healthcare visits and costs for patients and payers. Surgeries resulting in UIs within 30 days from the surgery date were matched to surgeries without UIs to estimate UI-attributable visits and costs.

RESULTS: Five hundred twenty-two patients with UIs were included. Almost a third (29.9%) of patients with UIs had outpatient surgery. Patients with UIs had slightly more healthcare visits, and a 15.3% higher 30-day hospital readmission rate than patients without UIs. Patient costs due to UIs were not statistically significant, but annual payer costs attributable to UIs were $38,859 [95% CI: 28,142-49,576], largely driven by inpatient costs.

CONCLUSIONS: UIs add substantial cost for payers and result in more healthcare visits for patients. These findings highlight the importance of including inpatient and outpatient settings for UI prevention. Although UIs are rare, the associated patient and payer burdens are high; thus, protocols or techniques are needed to recognize and avert UIs, as current guideline recommendations are lacking.

PMID:37961772 | DOI:10.1080/03007995.2023.2283204

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Nevin Manimala Statistics

Long-term outcomes from upgrade to cardiac resynchronisation therapy in ischaemic versus non-ischaemic heart disease

Acta Cardiol. 2023 Nov 14:1-11. doi: 10.1080/00015385.2023.2277624. Online ahead of print.

ABSTRACT

BACKGROUND: Cardiac resynchronisation therapy (CRT) can be necessary in patients with chronic heart failure, who have already been provided with transvenous cardiac implantable electrical devices. Upgrade procedures revealed controversial results, while long-term outcomes regarding underlying Ischaemic- (ICM) or Non-Ischaemic heart disease (NICM) have yet to be described.

METHODS: The Mannheim Cardiac Resynchronisation Therapy Registry (MARACANA) was designed as a retrospective observational single-centre registry, including all CRT implantations from 2013-2021 (n = 459). CRT upgrades (n = 136) were retrospectively grouped to either ICM (n = 84) or NICM (n = 52) and compared for New York Heart Association classification (NYHA), paced QRS-width, left ventricular ejection fraction (LVEF), tricuspid annular plane systolic excursion (TAPSE) and other heart failure modification aspects in the long-term (59.3 ± 5 months).

RESULTS: Baseline-characteristics including paced QRS-width, upgrade indications or NYHA-classification were comparable for both groups (group comparison p>.05). The CRT upgrade improved NYHA (ICM: 2.98 ± 0.4 to 2.29 ± 0.7, NICM: 2.94 ± 0.5 to 2.08 ± 0.5) and the LVEF (ICM: 27.2 ± 6.6 to 38.25 ± 8.8, NICM: 30.2 ± 9.4 to 38.7 ± 13.8%) after five years, irrespective of underlying heart disease (each group p < .05, group comparison p>.05). Only ICM revealed significant improvements in TAPSE (15.9 ± 4.1 to 18.9 ± 4.1 mm) and narrowing of the paced QRS-width (185.4 ± 29 to 147.2 ± 16.3 ms) after five years (each p < .05).

CONCLUSIONS: Upgrade to CRT might improve heart failure symptoms and left-ventricular systolic function in the long-term, irrespective of underlying ischaemic or non-ischaemic heart disease.

PMID:37961770 | DOI:10.1080/00015385.2023.2277624