OOIR: Observatory of International Research

Papers

(The H4-Index of Critical Care is 54. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-02-01 to 2025-02-01.)

Article	Citations
Reply to Supady et al. Comment on: Extracorporeal hemoadsorption in critically ill COVID-19 patients on VV ECMO: the CytoSorb therapy in COVID-19 (CTC) registry	350
The impact of extracorporeal membrane oxygenation on the exposure to isavuconazole: a plea for thorough pharmacokinetic evaluation	261
Long-term health-related quality of life and burden of disease after intensive care: development of a patient-reported outcome measure	231
The acute mesenteric ischaemia (AMESI) study: a matter of incidence	216
Hidden Harlequin syndrome in neonatal and pediatric VA-ECMO	194
Variation in central venous oxygen saturation to evaluate fluid responsiveness: a systematic review and meta-analysis	188
Influence of temperature management at 33 °C versus normothermia on survival in patients with vasopressor support after out-of-hospital cardiac arrest: a post hoc analysis of the TTM-2 trial	176
Early rehabilitation in ICU for COVID-19: what about FES-cycling?	167
The stroke care puzzle: Does tracheostomy timing fit?	145
Elastance-derived transpulmonary pressure may overestimate the risk of overdistension in severely obese patients	139
Heterogeneity in the definition of delirium in ICUs and association with the intervention effect in randomized controlled trials: a meta-epidemiological study	130
The role of programmed cell death in organ dysfunction induced by opportunistic pathogens	122
Prehospital lactate analysis in suspected sepsis improves detection of patients with increased mortality risk: an observational study	112
Forty years on, why are we still publishing extracorporeal carbon dioxide removal feasibility studies?	111
Letter to the editor regarding Extracorporeal membrane oxygenation for COVID-19: a systematic review and meta-analysis	104
Heterogeneity of treatment effect: the case for individualising oxygen therapy in critically ill patients	104
Brain tissue oxygen tension: Is it a derivative of arterial blood?	102
Fluid management for sepsis-induced hypotension in patients with advanced chronic kidney disease: a secondary analysis of the CLOVERS trial	101
Assessing the safety of physical rehabilitation in critically ill patients: a Delphi study	92
Cytokine hemoadsorption with CytoSorb® in post-cardiac arrest syndrome, a pilot randomized controlled trial	85
What criteria for neuropronostication: consciousness or ability? The neuro-intensivist’s dilemma	85
Blood trauma in veno-venous extracorporeal membrane oxygenation: low pump pressures and low circuit resistance matter	84
Polymyxin-containing regimens for treating of pneumonia caused by multidrug-resistant gram-negative bacteria: Mind the breakpoints and the standardization of nebulization therapy	84
Serum uric acid, disease severity and outcomes in COVID-19	83
Gut bacteriobiota and mycobiota are both associated with Day-28 mortality among critically ill patients	80

The sit-to-stand test as a patient-centered functional outcome for critical care research: a pooled analysis of five international rehabilitation studies	78
The ICU Bridge Program: volunteers bridging medicine and people together	78
Blood volume and albumin transudation in critically ill COVID-19 patients	74
Heterogeneity of treatment effect of vilobelimab in COVID-19: a secondary analysis of a randomised controlled trial	74
Infectious disease-associated encephalopathies	73
A call for better understanding the role of albumin in mediating VE-cadherin phosphorylation and endothelial barrier dysfunction in septic patients	71
Limitation of life‑sustaining therapies in critically ill patients with COVID‑19: What lessons to draw?	71
Hypertonic sodium lactate infusion reduces vasopressor requirements and biomarkers of brain and cardiac injury after experimental cardiac arrest	70
The association of hypoglycemia with outcome of critically ill children in relation to nutritional and blood glucose control strategies	69
Effects of early versus delayed application of prone position on ventilation–perfusion mismatch in patients with acute respiratory distress syndrome: a prospective observational study	69
Plasma glutamine status at intensive care unit admission: an independent risk factor for mortality in critical illness	66
Flow Index accurately identifies breaths with low or high inspiratory effort during pressure support ventilation	64
Targeted temperature management and cardiac arrest after the TTM-2 study	64
The knowns and unknowns of perfusion disturbances in COVID-19 pneumonia	62
Bronchus-blocked ultrasound-guided percutaneous transthoracic needle biopsy (BUS-PTNB) for intubated patients with severe lung diseases	61
The protective effect of apolipoprotein H in paediatric sepsis	60
Effects of non-invasive respiratory support in post-operative patients: a systematic review and network meta-analysis	59
Study conclude that TXA in severely injured was associated with lower mortality: beware of potential confounders	59
Utility and rationale for continuous EEG monitoring: a primer for the general intensivist	59
Letter to the editor: Failing an automated comprehension test while being able to report on needs: eyetracking in critically ill intubated patients should not be underestimated	58
Early intubation and decreased in-hospital mortality in patients with coronavirus disease 2019	57
Goal-directed therapy in the perioperative management: is a complete hemodynamics bundle of care better?	57
Ten areas for ICU clinicians to be aware of to help retain nurses in the ICU	57
qSOFA combined with suPAR for early risk detection and guidance of antibiotic treatment in the emergency department: a randomized controlled trial	57
Novel criteria to classify ARDS severity using a machine learning approach	56
Incidence of near-death experiences in patients surviving a prolonged critical illness and their long-term impact: a prospective observational study	55
Generative artificial intelligence is infiltrating peer review process	55
Gut microbiota plays a pivotal role in opioid-induced adverse effects in gastrointestinal system	55
Monitoring circulating dipeptidyl peptidase 3 (DPP3) predicts improvement of organ failure and survival in sepsis: a prospective observational multinational study	55
Results from 237 extracorporeal membrane oxygenation runs with drowned patients: a nationwide retrospective study	54
Disparities in adult critical care resources across Pakistan: findings from a national survey and assessment using a novel scoring system	54