Publications by authors named "W J de Ruijter"

Objective: To describe the 12-month mortality of Dutch COVID-19 intensive care unit patients, the total COVID-19 population and various subgroups on the basis of the number of comorbidities, age, sex, mechanical ventilation, and vasoactive medication use.

Methods: We included all patients admitted with COVID-19 between March 1, 2020, and March 29, 2022, from the Dutch National Intensive Care (NICE) database. The crude 12-month mortality rate is presented via Kaplan-Meier survival curves for each patient subgroup.

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A feedback letter from a medical specialist to a general practitioner above all contains relevant medical information. It is not meant to impose new diagnostic and treatment responsibilities on a general practitioner. Yet, the recommendations a feedback letter may contain are not without obligation.

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  • In out-of-hospital cardiac arrest (OHCA) cases without ST-elevation, researchers investigated the usefulness of troponin-T (cTnT) levels in predicting the risk of acute coronary syndrome and patient survival.
  • The study analyzed data from 352 patients, revealing that higher cTnT values were independent predictors for 90-day mortality and the presence of acute unstable lesions and thrombotic occlusions.
  • However, cTnT levels did not show a significant correlation with left ventricular function, highlighting its role primarily in assessing mortality risk and acute coronary issues in these patients.
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  • E-liquids with "nicotine salts" are popular due to their low pH, which allows nicotine to exist mostly in a form that is easier to inhale, increasing their addictiveness.
  • A benchtop NMR spectroscopy method was utilized to measure the protonation state of nicotine in 33 different e-liquids, allowing researchers to categorize them into two groups: free-base and protonated nicotine.
  • The study found that the vaping process does not change the protonation state of nicotine, and most e-liquids' packaging accurately reflected their nicotine salt content.
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Background: Bereaved relatives of intensive care unit (ICU) patients are at increased risk of psychological complaints. Aftercare might help them cope with processing the ICU admission and their loved one's death. There is little (qualitative) evidence on how bereaved relatives experience aftercare.

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