Publications by authors named "Thijs C D Rettig"

Objectives: To explore associations between the physical, cognitive, and mental post-intensive care syndrome (PICS) health domains with changes in health-related quality of life (HRQoL) following ICU admission.

Design: A longitudinal prospective multicenter cohort study.

Setting/patients: Patients ( n = 4092) from seven Dutch ICUs.

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Rationale: Despite functional impairments, ICU survivors can perceive their quality of life as acceptable.

Objectives: To investigate discrepancies between calculated health, based on self-reported physical, mental and cognitive functioning, and perceived health one year after ICU admission.

Methods: Data from an ongoing prospective multicenter cohort study, MONITOR-IC, were used.

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Background: With survival rates of critical illness increasing, quality of life measures are becoming an important outcome of ICU treatment. Therefore, to study the impact of critical illness on quality of life, we explored quality of life before and 1 year after ICU admission in different subgroups of ICU survivors.

Methods: Data from an ongoing prospective multicenter cohort study, the MONITOR-IC, were used.

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Purpose: To determine differences in one-year multi-domain health outcomes in COVID-19 and non-COVID-19 intensive care unit (ICU) survivors.

Materials And Methods: Adult ICU survivors treated for COVID-19 were compared to a control group consisting of survivors admitted for respiratory distress due to other causes, i.e.

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Objectives: To investigate the incidence of preoperative abnormal iron status and its association with packed red blood cell (PRBC) transfusion, postoperative major complications, and new onset of clinically significant disability in patients undergoing elective cardiac surgery.

Design: A prospective, observational multicenter cohort study.

Setting: Three cardiac surgical centers in the Netherlands between 2019 and 2021.

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Objectives: ICU survivors often suffer from long-lasting physical, mental, and cognitive health problems after hospital discharge. As several interventions that treat or prevent these problems already start during ICU stay, patients at high risk should be identified early. This study aimed to develop a model for early prediction of post-ICU health problems within 48 hours after ICU admission.

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Objectives: This study aimed to describe the outcome of Jehovah's Witnesses (JWs) undergoing cardiac surgery at the authors' center.

Design: A single-center retrospective cohort study.

Setting: At a cardiovascular center with a tertiary intensive care unit (ICU) and specific experience with cardiac surgery in JWs.

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Objectives: To develop and externally validate a prediction model for ICU survivors' change in quality of life 1 year after ICU admission that can support ICU physicians in preparing patients for life after ICU and managing their expectations.

Design: Data from a prospective multicenter cohort study (MONITOR-IC) were used.

Setting: Seven hospitals in the Netherlands.

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Article Synopsis
  • Prone positioning has emerged as a key treatment for mechanically ventilated COVID-19 patients, but it requires significant labor and can have negative effects, making it essential to identify which patients will benefit from the procedure.
  • A study utilized data from over 1,100 intubated patients across 25 hospitals in the Netherlands, applying various machine learning models to predict the success of prone positioning after 4 hours by evaluating improvements in respiratory metrics.
  • Despite extensive analysis using different machine learning techniques, the study found that distinguishing between patients who would respond positively to prone positioning and those who would not had limited success, indicating potential challenges in predicting treatment outcomes.
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Purpose: To assess, validate and compare the predictive performance of models for in-hospital mortality of COVID-19 patients admitted to the intensive care unit (ICU) over two different waves of infections. Our models were built with high-granular Electronic Health Records (EHR) data versus less-granular registry data.

Methods: Observational study of all COVID-19 patients admitted to 19 Dutch ICUs participating in both the national quality registry National Intensive Care Evaluation (NICE) and the EHR-based Dutch Data Warehouse (hereafter EHR).

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Article Synopsis
  • This study examined catheter-related infections in critically ill COVID-19 patients, focusing on how common these infections are and their impact on patient mortality.
  • Findings showed a prevalence of 7.9% for suspected infections, with an incidence rate of 9.4 per 1,000 catheter days.
  • The research identified prone ventilation lasting over 5 days as a significant risk factor, and patients with suspected infections had a 78% higher risk of death compared to those without infections.
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Purpose: Long-term mental outcomes in family members of coronavirus disease 2019 (COVID-19) intensive care unit (ICU) survivors are unknown. Therefore, we assessed the prevalence of mental health symptoms, including associated risk factors, and quality of life (QoL) in family members of COVID-19 ICU survivors 3 and 12 months post-ICU.

Methods: A prospective multicentre cohort study in ICUs of ten Dutch hospitals, including adult family members of COVID-19 ICU survivors admitted between March 1, and July 1, 2020.

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Importance: One-year outcomes in patients who have had COVID-19 and who received treatment in the intensive care unit (ICU) are unknown.

Objective: To assess the occurrence of physical, mental, and cognitive symptoms among patients with COVID-19 at 1 year after ICU treatment.

Design, Setting, And Participants: An exploratory prospective multicenter cohort study conducted in ICUs of 11 Dutch hospitals.

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Background: Previous studies have shown that preoperative anaemia in patients undergoing cardiac surgery is associated with adverse outcomes. However, most of these studies were retrospective, had a relatively small sample size, and were from a single centre. The aim of this study was to analyse the relationship between the severity of preoperative anaemia and short- and long-term mortality and morbidity in a large multicentre national cohort of patients undergoing cardiac surgery.

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Introduction: Determining the optimal timing for extubation can be challenging in the intensive care. In this study, we aim to identify predictors for extubation failure in critically ill patients with COVID-19.

Methods: We used highly granular data from 3464 adult critically ill COVID patients in the multicenter Dutch Data Warehouse, including demographics, clinical observations, medications, fluid balance, laboratory values, vital signs, and data from life support devices.

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Objectives: As coronavirus disease 2019 is a novel disease, treatment strategies continue to be debated. This provides the intensive care community with a unique opportunity as the population of coronavirus disease 2019 patients requiring invasive mechanical ventilation is relatively homogeneous compared with other ICU populations. We hypothesize that the novelty of coronavirus disease 2019 and the uncertainty over its similarity with noncoronavirus disease 2019 acute respiratory distress syndrome resulted in substantial practice variation between hospitals during the first and second waves of coronavirus disease 2019 patients.

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Background: The prediction of in-hospital mortality for ICU patients with COVID-19 is fundamental to treatment and resource allocation. The main purpose was to develop an easily implemented score for such prediction.

Methods: This was an observational, multicenter, development, and validation study on a national critical care dataset of COVID-19 patients.

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Background: The Coronavirus disease 2019 (COVID-19) pandemic has underlined the urgent need for reliable, multicenter, and full-admission intensive care data to advance our understanding of the course of the disease and investigate potential treatment strategies. In this study, we present the Dutch Data Warehouse (DDW), the first multicenter electronic health record (EHR) database with full-admission data from critically ill COVID-19 patients.

Methods: A nation-wide data sharing collaboration was launched at the beginning of the pandemic in March 2020.

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Article Synopsis
  • High-dose intravenous vitamin C may help reduce harmful reactive oxygen species and improve organ function in patients who have experienced cardiac arrest.
  • The study is a double-blind, randomized controlled trial involving 270 participants, who will receive either a placebo, a low dose (3 g), or a high dose (10 g) of vitamin C for 96 hours.
  • The main goal is to assess organ failure through the R-SOFA score, and secondary outcomes include neurological health, mortality rates, and various measures of organ performance during recovery.
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Objective: To determine the safety of the non-intubated and intubated adenotonsillectomy by the Sluder method in children DESIGN: Retrospective database study METHOD: We compared the data of adenotonsillectomy by the Sluder method in children until thirteen years of two teaching hospitals from 2014 until 2017. In the Amphia Hospital the procedure was performed without endotracheal tube placement and without perioperative opioids, in the Haga Hospital the patients were intubated and received perioperative opioids. Primary outcome was reoperation for postoperative haemorrhage.

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Purpose: Pathological data of critical ill COVID-19 patients is essential in the search for optimal treatment options.

Material And Methods: We performed postmortem needle core lung biopsies in seven patients with COVID-19 related ARDS. Clinical, radiological and microbiological characteristics are reported together with histopathological findings.

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Objectives: In cardiac surgery, adequate heparinization is necessary to prevent thrombus formation in the cardiopulmonary bypass (CPB). To counteract the heparin effect after weaning from CPB, protamine is administered. The optimal protamine/heparin ratio is still unknown.

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Background: Fluorescein angiography is an important and frequently used diagnostic tool in ophthalmological practice. In this case report we describe a patient who experienced an anaphylactic reaction after the injection of fluorescein. Furthermore, we report an interference with laboratory testing by fluorescein in this patient and summarize the literature on this topic.

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