Publications by authors named "Ameen Abu-Hanna"

Background: Machine Learning (ML) models often struggle to generalize effectively to data that deviates from the training distribution. This raises significant concerns about the reliability of real-world healthcare systems encountering such inputs known as out-of-distribution (OOD) data. These concerns can be addressed by real-time detection of OOD inputs.

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  • The World Falls Guidelines (WFG) propose a fall risk classification system (low, intermediate, high) and were evaluated against other fall screening tools, like the AGS/BGS algorithm and fall history.
  • A study with 1509 older adults assessed falls over one year, using various methods to measure the algorithm’s predictive performance.
  • The WFG algorithm can effectively identify fall risk, especially when using the 3KQ tool, but shows similar performance to other tools, with the 3KQ being more sensitive but less specific.
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Purpose: Parametric regression models have been the main statistical method for identifying average treatment effects. Causal machine learning models showed promising results in estimating heterogeneous treatment effects in causal inference. Here we aimed to compare the application of causal random forest (CRF) and linear regression modelling (LRM) to estimate the effects of organisational factors on ICU efficiency.

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Background: Federated learning (FL) is a technique for learning prediction models without sharing records between hospitals. Compared to centralized training approaches, the adoption of FL could negatively impact model performance.

Aim: This study aimed to evaluate four types of multicenter model development strategies for predicting 30-day mortality for patients undergoing transcatheter aortic valve implantation (TAVI): (1) , learning one model from a centralized dataset of all hospitals; (2) , learning one model per hospital; (3) (), averaging of local model coefficients; and (4) , aggregating local model predictions.

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Background: Patients' missed appointments can cause interference in the functions of the clinics and the visit of other patients. One of the most effective strategies to solve the problem of no-show rate is the use of an open access scheduling system (OA). This systematic review was conducted with the aim of investigating the impact of OA on the rate of no-show of patients in outpatient clinics.

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Background: Prediction models can identify fall-prone individuals. Prediction models can be based on either data from research cohorts (cohort-based) or routinely collected data (RCD-based). We review and compare cohort-based and RCD-based studies describing the development and/or validation of fall prediction models for community-dwelling older adults.

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Introduction: Prolonged Length of Stay (LOS) in ED (Emergency Department) has been associated with poor clinical outcomes. Prediction of ED LOS may help optimize resource utilization, clinical management, and benchmarking. This study aims to systematically review models for predicting ED LOS and to assess the reporting and methodological quality about these models.

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Background: Falls involve dynamic risk factors that change over time, but most studies on fall-risk factors are cross-sectional and do not capture this temporal aspect. The longitudinal clinical notes within electronic health records (EHR) provide an opportunity to analyse fall risk factor trajectories through Natural Language Processing techniques, specifically dynamic topic modelling (DTM). This study aims to uncover fall-related topics for new fallers and track their evolving trends leading up to falls.

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Rahmatinejad Z, Hoseini B, Pourmand A, Reihani H, Rahmatinejad F, Eslami S, Author Response. Indian J Crit Care Med 2024;28(2):183-184.

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Background: Drug-drug interactions (DDIs) can harm patients admitted to the intensive care unit (ICU). Yet, clinical decision support systems (CDSSs) aimed at helping physicians prevent DDIs are plagued by low-yield alerts, causing alert fatigue and compromising patient safety. The aim of this multicentre study was to evaluate the effect of tailoring potential DDI alerts to the ICU setting on the frequency of administered high-risk drug combinations.

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  • The study investigates how not following the STOPP/START criteria relates to gastrointestinal bleeding in patients 65 and older, using data from 49 general practitioners over seven years.
  • It employs statistical analysis to reveal that nonadherence significantly increases the risk of gastrointestinal bleedings, with a reported hazard ratio of 5.45 for the composite outcome of the criteria.
  • The findings stress the importance of adhering to these medication guidelines to potentially prevent serious health complications, suggesting that decision support systems could help in enforcement.
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  • Nephrotoxic drugs are a common cause of acute kidney injury (AKI) in ICU patients, but large studies examining their relationship with AKI are limited.
  • This study analyzed 92,616 ICU admissions in Dutch hospitals, identifying associations between 44 nephrotoxic drug groups and AKI, while accounting for confounding factors.
  • The findings revealed 14 drug groups, including aminoglycosides and opioids, that increase the risk of AKI, highlighting the need for careful prescribing and monitoring in ICU settings.
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  • Preterm birth (PTB) rates in the Netherlands are declining, primarily due to preventive strategies, yet certain groups still see rising rates of PTB, indicating the need for targeted scrutiny.
  • A study analyzed data from over 1.4 million singleton pregnancies and found a significant decrease in PTB rates, particularly in iatrogenic cases and among certain demographic groups like older mothers and those with higher socioeconomic status.
  • However, there was an alarming increase in spontaneous extreme and very PTB cases, suggesting that while progress has been made, challenges remain, especially for vulnerable populations and multiple pregnancies.
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Objective: This randomised study in preterm infants on non-invasive respiratory support investigated the effectiveness of automated oxygen control (A-FiO) in keeping the oxygen saturation (SpO) within a target range (TR) during a 28-day period compared with manual titration (M-FiO).

Design: A single-centre randomised control trial.

Setting: A level III neonatal intensive care unit.

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Background: Falls are the leading cause of injury-related mortality and hospitalization among adults aged ≥ 65 years. An important modifiable fall-risk factor is use of fall-risk increasing drugs (FRIDs). However, deprescribing is not always attempted or performed successfully.

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Aims: Knowledge about adverse drug events caused by drug-drug interactions (DDI-ADEs) is limited. We aimed to provide detailed insights about DDI-ADEs related to three frequent, high-risk potential DDIs (pDDIs) in the critical care setting: pDDIs with international normalized ratio increase (INR ) potential, pDDIs with acute kidney injury (AKI) potential, and pDDIs with QTc prolongation potential.

Methods: We extracted routinely collected retrospective data from electronic health records of intensive care units (ICUs) patients (≥18 years), admitted to ten hospitals in the Netherlands between January 2010 and September 2019.

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Purpose: Personal continuity between patient and physician is a core value of primary care. Although previous studies suggest that personal continuity is associated with fewer potentially inappropriate prescriptions, evidence on continuity and prescribing in primary care is scarce. We aimed to determine the association between personal continuity and potentially inappropriate prescriptions, which encompasses potentially inappropriate medications (PIMs) and potential prescribing omissions (PPOs), by family physicians among older patients.

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Background: Various mortality prediction models for Transcatheter Aortic Valve Implantation (TAVI) have been developed in the past years. The effect of time on the performance of such models, however, is unclear given the improvements in the procedure and changes in patient selection, potentially jeopardizing the usefulness of the prediction models in clinical practice. We aim to explore how time affects the performance and stability of different types of prediction models of 30-day mortality after TAVI.

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  • The study evaluated the effectiveness of incorporating free-text Dutch consultation notes in predicting colorectal cancer (CRC) among primary care patients, comparing it with existing models.
  • The model that combined both traditional predictive features and free-text data showed significantly better performance (AUROC: 0.823) than models using only tabular (0.767) or text data (0.797).
  • Results suggest that free-text notes might enhance prediction accuracy, potentially reducing unnecessary referrals to specialists for suspected CRC cases.*
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Acute kidney injury (AKI) is an abrupt decrease in kidney function widespread in intensive care. Many AKI prediction models have been proposed, but only few exploit clinical notes and medical terminologies. Previously, we developed and internally validated a model to predict AKI using clinical notes enriched with single-word concepts from medical knowledge graphs.

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  • A study was conducted to compare the effectiveness of six different severity-of-illness scoring systems in predicting in-hospital mortality for patients with confirmed SARS-COV2 who visited the emergency department.
  • The data analyzed came from 6,429 patients, with various scoring models assessed for their performance through statistical measures like AUC-ROC and Brier Score.
  • The results showed that the Worthing Physiological Score (WPS), Rapid Emergency Medicine Score (REMS), and National Early Warning Score (NEWS) performed the best in predicting mortality, while the Rapid Acute Physiology Score (RAPS) was the least effective.
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Objectives: Before being used in clinical practice, a prediction model should be tested in patients whose data were not used in model development. Previously, we developed the ADFICE_IT models for predicting any fall and recurrent falls, referred as Any_fall and Recur_fall. In this study, we externally validated the models and compared their clinical value to a practical screening strategy where patients are screened for falls history alone.

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Background: Gestational age is positively associated with cognitive development, but socio-demographic factors also influence school performance. Previous studies suggested possible interaction, putting children with low socio-economic status (SES) at increased risk of the negative effects of prematurity.

Objectives: To investigate the association between gestational age in weeks, socio-demographic characteristics, and school performance at the age of 12 years among children in regular primary education.

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Background: A comparison of emergency residents' judgments and two derivatives of the Sequential Organ Failure Assessment (SOFA), namely, the mSOFA and the qSOFA, was conducted to determine the accuracy of predicting in-hospital mortality among critically ill patients in the emergency department (ED).

Methods: A prospective cohort research was performed on patients over 18 years of age presented to the ED. We used logistic regression to develop a model for predicting in-hospital mortality by using qSOFA, mSOFA, and residents' judgment scores.

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Synopsis of recent research by authors named "Ameen Abu-Hanna"

  • - Ameen Abu-Hanna's research focuses on health outcomes for older adults and utilizes advanced methodologies, including machine learning and natural language processing, to enhance predictive modeling for fall risks and healthcare efficiency factors.
  • - Recent studies include the evaluation of the World Falls Guidelines algorithm, comparisons between causal random forests and linear regression in assessing ICU efficiency, and the effectiveness of federated learning models in predicting mortality for patients undergoing cardiac procedures.
  • - His work also investigates systemic healthcare issues, such as no-show rates in outpatient clinics due to scheduling systems and the implementation of AI-based decision support tools to mitigate medication-related falls and drug interactions in intensive care settings.