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Nevin Manimala Statistics

The Eagle Eyes: an Intervention Utilizing Visual Thinking Strategies to Enhance the Observation Skills of Medical Students

BMC Med Educ. 2025 Jan 8;25(1):33. doi: 10.1186/s12909-025-06642-9.

ABSTRACT

BACKGROUND: Visual Thinking Strategies (VTS) is an evidence-based pedagogical approach that uses art analysis and structured inquiry to enhance observation, critical thinking, and teamwork, especially in medical training for clinical skills development. This study aimed to compare the short-term and delayed follow-up effects of integrating Visual Thinking Strategies and Visual Thinking Activity (VTA) tasks based on the PRISM Model with Observation Exercises (OE) on medical students’ observation skills, including the number of observations, number of words used, and time spent describing observations.

METHOD: This pre- and post-test experimental study with a control group was conducted among first-year medical students at Gonabad University of Medical Sciences during the 2023-2024 academic year. Forty-four students participated in the intervention group, receiving VTS and VTA tasks, while 45 students formed the control group, engaging in OE alone. Observation skills were assessed using standardized art images (short-term) and real-world clinical exposure (delayed follow-up) through measures of total observations, number of words used, and time spent describing observations. Descriptive statistics, analysis of one-way ANOVA/ANCOVA, and independent t-tests were employed for data analysis.

RESULTS: In the short-term evaluation, the intervention group demonstrated significantly higher performance in the total number of observations (p = 0.001, Adjusted Partial Eta2 = 0.12), number of words used to describe art images (p = 0.001, Adjusted Partial Eta2 = 0.21), and time spent analyzing images (p < 0.001, Adjusted Partial Eta2 = 0.17) compared to the control group. However, after one month in a clinical exposure, no significant differences were found between the groups in the total number of observations (p = 0.62) and number of words used (p = 0.64). Nevertheless, the intervention group spent significantly more time describing their clinical observations (p = 0.04, Effect Size = 0.44).

CONCLUSION: The findings highlight the significant role of VTS in enhancing medical students’ observation skills. While both interventions were equally effective in the delayed follow-up and real-world settings regarding the total number of observations and words used, the VTS and VTA approach led to a notable increase in the time spent on observation descriptions. This conclusion warrants further investigation in future studies.

PMID:39780206 | DOI:10.1186/s12909-025-06642-9

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Nevin Manimala Statistics

Is middle East pain syndrome (MEPS) a variant of fibromyalgia syndrome or a distinct disease?

BMC Rheumatol. 2025 Jan 8;9(1):3. doi: 10.1186/s41927-024-00428-0.

ABSTRACT

BACKGROUND: Fibromyalgia Syndrome (FMS) is a chronic disabling musculoskeletal condition of unknown aetiology characterized by generalized musculoskeletal pain, extreme fatigue, mood disturbance, impaired cognition, and lack of refreshing sleep. Middle East pain syndrome (MEPS) is a newly described pollution-induced syndrome of hyperparathyroidism and fibromyalgia mimicking rheumatoid arthritis, characterized by the radiological presence of spur-like excrescences in terminal phalanges. This study aimed to explore the inflammatory nature of Middle East pain and Fibromyalgia syndromes.

METHODS: Eighty primary fibromyalgia patients were included in this study. They were divided into two groups, group [1] 1 of 40 FMS patients with low vitamin D levels and secondary hyperparathyroidism, which were diagnosed as MEPS, and group [2] of 40 primary FMS patients. They were subjected to full medical history taking, clinical examination and laboratory assessment including serum IL-17 by enzyme-linked immunosorbent assay technique, as well as assessment of Madrid Sonographic Enthesitis Index (MASEI) using musculoskeletal ultrasound and nailfold capillaroscopic pattern assessment. Plain X-ray films for hands were done on all patients.

RESULTS: There was a statistically significant elevation of serum IL17 in the MEPS group (median = 58.3 ng/L) compared to the FMS group (median = 45.7 ng/L) as the p-value is < 0.05. Capillaroscopic examination revealed a statistically significant difference between MEPS and FMS groups regarding angiogenesis as the p-value is < 0.05. The ultrasonographic examination also showed a statistically significant difference between MEPS and FMS groups as regards MASEI score as the p-value is < 0.05. Hands X-rays evidenced the exclusive existence of tuft spur-like excrescences in MEPS patients only.

CONCLUSION: Elevated IL-17 levels, non-scleroderma pattern capillaroscopic and enthesopathy findings in both MEPS and FMS patients are strongly supportive that inflammatory mechanisms participate in the pathogenesis of both diseases. The significant increase of these findings in MEPS than FMS patients as well as the presence of hand tufts spur-like excrescences, confirm that the newly discovered MEPS is a different disease although it involves fibromyalgia symptoms and signs.

PMID:39780200 | DOI:10.1186/s41927-024-00428-0

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Nevin Manimala Statistics

A pathway for nurses from work strain to anger: mediation of social intelligence

BMC Health Serv Res. 2025 Jan 8;25(1):44. doi: 10.1186/s12913-024-11845-9.

ABSTRACT

BACKGROUND: This study aimed to determine the mediating role of social intelligence in the effect of nurses’ work-related strain on trait anger and anger expressions. The challenging working conditions for nurses often result in increased strain and anger. Social intelligence could help to manage anger.

METHODS: This cross-sectional, descriptive study was conducted with 446 nurses at a public hospital in Türkiye between April and May, 2021. The questionnaire consisted of socio demographics, Trait Anger and Anger Expression Inventory, Tromso Social Intelligent Scale, and Work-Related Strain Inventory. The data was collected face to face. Descriptive statistics and Pearson’s correlation coefficient were conducted using SPSS (v.26) and mediation analysis was conducted using PROCESS macro (Hayes, model 4).

FINDINGS: Social intelligence played a mediating role in the effect of work-related strain on trait anger, anger-in, anger-out, and anger-control (β = 0.105, β = 0.100, β = 0.131, β=-0.136, respectively). Social intelligence reduced the effect of work-related strain on trait anger and anger in/out expressions, while increasing anger control.

CONCLUSION: The findings of this study show that social intelligence could be used to manage anger of nurses. Nurse managers could implement initiatives aimed at managing nurses’ anger and anger expressions through the decreasing of work-related strain and increasing of nurses’ social intelligence.

PMID:39780189 | DOI:10.1186/s12913-024-11845-9

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Nevin Manimala Statistics

Inflammatory markers link triglyceride-glucose index and obesity indicators with adverse cardiovascular events in patients with hypertension: insights from three cohorts

Cardiovasc Diabetol. 2025 Jan 8;24(1):11. doi: 10.1186/s12933-024-02571-x.

ABSTRACT

BACKGROUND: Among hypertensive cohorts across different nations, the relationship between the triglyceride-glucose index (TyG) and its conjunction with obesity metrics in relation to cardiovascular disease (CVD) incidence and mortality remains to be elucidated.

METHODS: This study enrolled 9,283, 164,357, and 5,334 hypertensives from the National Health and Nutrition Examination Survey (NHANES), UK Biobank (UKBB), and Shanghai Pudong cohort. The related outcomes for CVD were defined by multivariate Cox proportional hazards models, Generalized Additive Models and Mendelian randomization analysis. Mediation analysis explored the mediating role of inflammatory markers in the above relationships.

RESULTS: Five measures of insulin resistance were linked to CVD and related death in a U-shaped pattern, with the highest group having different risk increases. Higher glucose triglyceride-waist height ratio (TyG-WHTR) was linked to higher all-cause mortality (UKBB: HR 1.21, 95%CI 1.16-1.26, NHANES: HR 1.17, 95%CI 1.00-1.36), CVD mortality (UKBB: HR 1.36, 95%CI 1.23-1.49, NHANES: HR 1.32, 95%CI 1.00-1.72) risks. In the China Pudong cohort, higher triglyceride/high-density lipoprotein-cholesterol (TG/HDL_C) ratio was associated with higher risks of CVD and stroke (HR 1.31, 95%CI 1.00-1.73 and 1.67, 1.06-2.63). Inflammation markers like systemic inflammatory response index (SIRI) and C-reactive protein (CRP) partially explained these links, with CRP having a stronger effect. Genetically predicted TyG was also linked to stroke (OR 1.26, 95%CI 1.10-1.45) risk.

CONCLUSIONS: An elevated TyG index and its related indices are significantly correlated with an increased risk of CVD and related mortality across three national cohorts. These indices are anticipated to serve as valid predictors of incident CVD and mortality in individuals with hypertension.

PMID:39780176 | DOI:10.1186/s12933-024-02571-x

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Nevin Manimala Statistics

Under-nutrition and its associated factors among adult second-line antiretroviral treatment users in Northern Ethiopia

BMC Public Health. 2025 Jan 8;25(1):84. doi: 10.1186/s12889-024-21274-2.

ABSTRACT

BACKGROUND: Despite advancements in Human Immunodeficiency Virus (HIV) treatment and care, undernutrition remains a significant concern, accelerating disease progression and risk of Acquired Immune Deficiency Syndrome (AIDS)-related deaths. The nutritional status of second-line antiretroviral treatment (SLART) users in Ethiopia has not been thoroughly investigated. So, this study aimed to assess the nutritional status of HIV/AIDS patients who were on SLART and its associated factors in Northern Ethiopia.

METHODS: A retrospective cross-sectional study was conducted on 366 HIV-infected adults who had been on SLART for at least six months in northern Ethiopia. Clients who had documented Weight and height at six months of therapy were included. Data was entered and cleaned by using EpiDATA version 4.6.0.2 and statistical analysis was done by STATA version 17. Multiple imputation method was applied to manage variables having up to 25% missing values by using R-Version 3.6.2 software. Binary logistic regression was used with P < 0.05 as a significant predictor in the final analysis. Data was collected from February 01 to April 30, 2021.

RESULTS: The magnitude of undernutrition among adults who were on SLART in the study area was 38.52% (95%CI: 33.65-43.64). Those populations also had a baseline undernutrition status of 39.1% (95%CI: 34.11-44.15) during their transition to SLART. The risk of being malnourished at six months of SLART initiation was fifteen times higher among those who were undernourished at SLART start (AOR:15.099, 95%CI: 8.532, 26.720) reflecting the high burden of the problem in the advanced courses of HIV/AIDS treatment and care.

CONCLUSIONS: The proportion of undernutrition among SLART users in Northern Ethiopia is high. During HIV therapy, a client’s overall nutritional health is predicted by their prior undernutrition condition. This highlights the need for comprehensive nutritional assessment, counseling, and monitoring of the nutritional status of SLART users in the area with emphasis on an early identification of possible barriers to the improvement of such conditions. Promoting the consumption of nutrient-dense local foods and appropriate food preparation methods in addition to nutritional support are vital in this setting.

PMID:39780169 | DOI:10.1186/s12889-024-21274-2

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Nevin Manimala Statistics

Application of low-intensity anticoagulation after On-X mechanical aortic valve replacement

J Cardiothorac Surg. 2025 Jan 9;20(1):49. doi: 10.1186/s13019-024-03215-7.

ABSTRACT

OBJECTIVE: To explore the safety and efficacy of low-intensity anticoagulation in patients after On-X mechanical aortic valve replacement.

METHODS: A total of 104 patients undergoing aortic valve replacement in Cardiac Surgery Department of Sichuan Provincial People’s Hospital from December 2018 to December 2021 were randomly divided into low-intensity anticoagulant (INR:1.5-2.0) and high-intensity anticoagulant (INR:2.0-2.5) to compare the incidence of adverse events related to postoperative anticoagulation between the two groups.

RESULTS: Fifty-three patients were included in the low-intensity anticoagulation group (INR 1.5-2.0), and 51 patients were included in the high-intensity group (2.0-2.5). There was no significant difference in baseline data and surgical index between the two groups (P > 0.05); there were statistically significant differences in PT, INR and bleeding events (P < 0.05), but no significant difference in embolic events (P > 0.05).

CONCLUSION: For patients requiring On-X mechanical aortic valve replacement who have no risk factors for thromboembolism, it is appropriate to control the INR in the target range 1.5-2.0, which can reduce the incidence of bleeding adverse events and significantly improve the quality of life, without increasing the risk of thromboembolic adverse events.

PMID:39780165 | DOI:10.1186/s13019-024-03215-7

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Nevin Manimala Statistics

Investigation of the causal relationship between patient portal utilization and patient’s self-care self-efficacy and satisfaction in care among patients with cancer

BMC Med Inform Decis Mak. 2025 Jan 8;25(1):12. doi: 10.1186/s12911-024-02837-0.

ABSTRACT

OBJECTIVE: The objective of this study was to examine the causal relationship between the usage of patient portals and patients’ self-care self-efficacy and satisfaction in care outcomes in the context of cancer care.

METHODS: The National Institute’s HINTS 5 Cycle 1-4 (2017-2020) data were used to perform a secondary data analysis. Patients who reported being ever diagnosed with cancer were included in the study population. Their portal usage frequency was considered as an intervention. Patient’s self-care self-efficacy and satisfaction in care were the primary outcomes considered and they were measured by survey respondents’ self-reported information. A set of conditional independence tests based on the causal diagram was developed to examine the causal relationship between patient portal usage and the targeted outcomes.

RESULTS: A total of 2579 were identified as patients with cancer or cancer survivors. We identified patient portals’ impact on strengthening patients’ ability to take care of their own health (P = .02, for the test rejecting which is necessary for the expected causal relationship, ie, the portal usage impacts the target outcome; P = .06, for the test rejecting which is necessary for the reverse causal relationship), and we identified heterogenous causal relationships between frequent patient portal usage and patients’ perceived quality of care (P = .04 and P = .001, for the tests rejecting both suggests heterogeneous causal relationships). We could not conclusively determine the causal relationship between patient portal usage and patients’ confidence in getting advice or information about health or cancer care related topics (P > .05 for both tests, suggesting inconclusive causal directions).

CONCLUSIONS: The results advocate patient portals and promote the need to provide better support and education to patients. The proposed statistical method exploits the potential of national survey data for causal inference studies.

PMID:39780146 | DOI:10.1186/s12911-024-02837-0

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Nevin Manimala Statistics

Development of a prognostic nomogram and risk stratification system for elderly patients with esophageal squamous cell carcinoma undergoing definitive radiotherapy: a multicenter retrospective analysis (3JECROG R-03 A)

BMC Cancer. 2025 Jan 8;25(1):40. doi: 10.1186/s12885-024-13414-z.

ABSTRACT

BACKGROUND: Our goal is to develop a nomogram model to predict overall survival (OS) for elderly esophageal squamous cell carcinoma (ESCC) patients receiving definitive radiotherapy (RT) or concurrent chemoradiotherapy (CRT), aiding clinicians in personalized treatment planning with a risk stratification system.

METHODS: A retrospective study was conducted on 718 elderly ESCC patients treated with RT or CRT at 10 medical centers (3JECROG) from January 2004 to November 2016. We identified independent prognostic factors using univariate and multifactorial Cox regression to construct a nomogram model. Its effectiveness was evaluated using concordance statistics (C-index), area under the curve (AUC), net reclassification index (NRI), and integrated discrimination improvement (IDI), and compared against the AJCC staging. Additionally, decision curve analysis (DCA) assessed the model’s clinical benefit. Patients were stratified into low, intermediate, and high-risk groups using the nomogram, and their prognoses in various disease stages were analyzed.

RESULTS: Significant prognostic factors identified included diabetes, tumor volume (GTVp), tumor length, location, and clinical stages (T, N, M), and RT response. Multivariate analysis confirmed these as independent factors for OS. The nomogram outperformed AJCC staging in prediction accuracy and discrimination, evidenced by a higher C-index, better AUC, and significant NRI and IDI values. Patients categorized by the nomogram demonstrated distinct 5-year OS rates, with a higher C-index than AJCC staging (0.597 vs. 0.562) .

CONCLUSIONS: The study identified key prognostic factors for elderly ESCC patients receiving RT or CRT. The nomogram model, based on these factors, showed enhanced prediction performance, discrimination, and clinical utility compared to AJCC staging. This risk stratification provided more accurate survival predictions and aided in personalized risk management.

PMID:39780142 | DOI:10.1186/s12885-024-13414-z

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Nevin Manimala Statistics

The trunk segmental motion complexity and balance performance in challenging seated perturbation among individuals with spinal cord injury

J Neuroeng Rehabil. 2025 Jan 8;22(1):4. doi: 10.1186/s12984-024-01522-7.

ABSTRACT

BACKGROUND: Motion complexity is necessary for adapting to external changes, but little is known about trunk motion complexity during seated perturbation in individuals with spinal cord injury (SCI). We aimed to investigate changes following SCI in trunk segmental motion complexity across different perturbation directions and how they affect postural control ability in individuals with SCI.

METHODS: A total of 17 individuals with SCI and 18 healthy controls participated in challenging sagittal-seated perturbations with hand protection. Upper arm activation was measured using surface electromyography for trial consistency. Motion complexity parameters, quantified across three degrees of freedom, was assessed using relative angular acceleration from six trunk segments obtained through motion capturing system. Motion performance parameters were assessed using center of pressure (CoP) measurements from a force plate, including settling time, maximum CoP displacement (MD) variability, and steady-state error. Statistical analyses examined group and direction differences, while complexity-performance relationships were evaluated using multiple response least partial squares regression.

RESULTS: Compared to healthy controls, individuals with SCI showed significantly lower motion complexity in the lumbar and upper thoracic segments (approximately10% – 20%), with identical settling time and higher MD variability. Backward perturbations, as opposed to forward perturbations, resulted in reduced complexity in the aforementioned segments and increased steady-state error. Lower lumbar rotation complexity negatively correlated with MD variability (β = -0.240) and steady-state error (β = -0.485) in individuals with SCI, while showing a minor positive correlation with settling time (β = 0.152) during backward perturbation.

CONCLUSION: Simplified motion control in individuals with SCI may arise from uncoordinated lumbar and overactive thoracic neuromuscular control, compromising stability despite maintaining speed. Increasing lumbar motion complexity could enhance postural stability and accuracy during backward perturbation, representing a potential target for developing seated balance rehabilitation strategies and promoting more adaptive trunk control.

PMID:39780141 | DOI:10.1186/s12984-024-01522-7

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Nevin Manimala Statistics

Gender differences in acute and perceived stress, bullying, and academic motivation among nursing and midwifery students

BMC Nurs. 2025 Jan 8;24(1):26. doi: 10.1186/s12912-024-02666-6.

ABSTRACT

BACKGROUND: College-aged students are at risk for experiencing negative events that may influence their future health and life. Those negative events or stressors may vary in type and severity. Stress and bullying are prevalent among nursing students that may affect their academic motivation. Our aim was to examine the gender differences in acute and perceived stress, bullying, and academic, motivation among nursing and midwifery students in Saudi Arabia.

METHODS: A cross-sectional design was utilized in this study to examine 391 nursing and midwifery students in four different universities in Saudi Arabia. The following scales were used to collect data: the college students acute stress scale, perceived stress scale, bullying behaviors in nursing education, and short version of academic motivation scale.

RESULTS: Students reported relatively low acute stress and moderate perceived stress. Students did not generally experience considerable bullying. Only female students reported that they experience significant bullying in form of attacking academic motivation. Academic motivation among participating students were relatively high. Female students reported higher scores than male students on all variables; all differences are statistically significant except for bullying.

CONCLUSION: The findings of this study contribute to the literature on the prevalence of stress and bullying among nursing and midwifery students and their influence on academic motivation. Also, the results provide further evidence to the gender differences in stress, bullying, and academic motivation among them. The study highlights the importance of supporting nursing and midwifery students, specifically female student, by providing supportive and encouraging environment to help them succeed in their study and love their future career.

PMID:39780140 | DOI:10.1186/s12912-024-02666-6