OOIR: Observatory of International Research

Papers

(The TQCC of Acta Anaesthesiologica Scandinavica is 4. 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 2021-11-01 to 2025-11-01.)

Article	Citations
	98
Issue Information	50
	45
Restrictive versus standard IV fluid therapy in adult ICU patients with septic shock—Bayesian analyses of the CLASSIC trial	40
Impact of hyperoxia and phenylephrine on cerebral oxygenation: An experimental clinical study	36
High‐dose glucocorticoids in the treatment of postoperative pain after video‐assisted thoracoscopic surgery—protocol for systematic review and meta‐analysis	26
Characteristics and outcomes of older patients undergoing out‐ versus inpatient surgery in Europe. A secondary analysis of the Peri‐interventional Outcome Study in the Elderly (POSE)	26
Locoregional anesthesia in patients with Brugada syndrome. A retrospective database analysis	26
COVID‐19 in Norwegian ICUs 2020–2023: Patient characteristics, management, and outcomes—A nationwide prospective observational study	25
Pharmacological Pain Management for Childbirth: A Scoping Review Protocol	24
Postoperative pain management in patients with preexisting opioid dependence—A scoping review protocol	22
The OPI•AID Zone Tool as a composite outcome for postoperative pain management quality—A protocol for an observational pilot study	21
Peripheral nerve‐blocks and associations with length of stay and readmissions in fast‐track total hip and knee arthroplasty	21
Frailty in the prediction of delirium in the intensive care unit: A secondary analysis of the Deli study	21
Online exhaled propofol monitoring in normal‐weight and obese surgical patients	21
Improving pulse oximetry auditory displays: Anesthesiologists' perceptions	18
Non‐response for health‐related quality of life outcomes in ICU patients: A systematic review of the reporting in randomised trials	18
Effect of controlled blood pressure increase on cerebral blood flow velocity and oxygenation in patients with subarachnoid haemorrhage	18
Guidance to best tools and practices for systematic reviews	18
Supplemental oxygen for traumatic brain injury: A systematic review	16
Risk stratification‐based thromboprophylaxis does not affect mortality after fast‐track hip and knee arthroplasty	16
Prehospital point‐of‐care ultrasound in ruptured abdominal aortic aneurysms—a retrospective cohort study	16
Residual lung damage following ARDS in COVID‐19 ICU survivors	14
External Validation of the NELA Prognostic Model in Emergency Abdominal Surgery	14
Preoperative anxiety level is not associated with postoperative negative behavioral changes in premedicated children	14

Abstracts for the 2022 Scandinavian Society of Anesthesiology and Intensive Care Medicine Congress in Oslo	13
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Flexible bronchoscopic intubation through a supraglottic airway device: An evaluation of consultant anaesthetist performance	12
Spinal anaesthesia versus general anaesthesia (SAGA) on recovery after hip and knee arthroplasty: A study protocol for three randomized, single‐blinded, multi‐centre, clinical trials	12
Reply to Tian Tian, Xin‐Tao Li, and Fu‐Shan: Analgesic efficacy of low volume proximal suprascapular nerve block after arthroscopic shoulder surgery	12
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Unraveling the inflammatory narrative: A rejoinder to a curious tale	12
Pulmonary superinfection diagnosed with bronchoalveolar lavage at intubation in COVID patients: A Swedish single‐centre study	12
Outcome following anaesthesia in infancy in the Nordic countries: Subgroup analysis of the NECTARINE study	12
Blood laboratory analyses preceding in‐hospital cardiac arrest: A matched case–control study	11
The AI and Automation in Anaesthesia (TRIPLE‐A) Perioperative Database in Eastern Denmark 2017–: A Platform for Epidemiology, AI‐Driven Prediction, Quality Control and	11
Sodium and chloride disturbances in critically ill adult patients: A protocol for a sub‐study of the FLUID‐ICU cohort study	11
Rocuronium 0.3 or 0.9 mg/kg comparing onset time, duration of action, and intubating conditions in patients 80 years and older: A randomized study	11
Time from pain assessment to opioid treatment in the Danish emergency departments—A multicenter cohort study	11
Impact of Checklist Implementation on Endotracheal Intubation‐Related Complications in Critically Ill Adults—A Retrospective Before and After Study	10
Pain Assessment and Its Effect on Pain Management During Emergency Medical Services—A Descriptive Study in the Tampere University Hospital Area of Finland	10
Trajectory of plasma syndecan‐1 and heparan sulphate during major surgery: A retrospective observational study	10
Effect of midazolam in autism spectrum disorder: A retrospective observational analysis	10
A Four‐Step Model for Improving Patient Safety Culture in Anesthesiology: A Prospective Cross‐Sectional Study	10
Cardiopulmonary resuscitation missed by bystanders: Collateral damage of coronavirus disease 2019	10
The 2024 revision of the Norwegian standard for the safe practice of anaesthesia	10
Thromboelastography or rotational thromboelastometry guided algorithms in bleeding patients: An updated systematic review with meta‐analysis and trial sequential analysis	10
Aetiology and predictors of outcome in non‐shockable in‐hospital cardiac arrest: A retrospective cohort study from the Swedish Registry for Cardiopulmonary Resuscitation	10
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Preoperative prescriptions and polypharmacy in elective total hip and knee arthroplasty from 2010 to 2017, a descriptive cohort study	9
Serious adverse events reporting in recent randomised clinical trials in intensive care medicine – A methodological study protocol	9
Continuous deep sedation versus minimal sedation after cardiac arrest and resuscitation (SED‐CARE): A protocol for a randomized clinical trial	9
Prompt closure versus gradual weaning of external ventricular drainage for hydrocephalus following aneurysmal subarachnoid haemorrhage: Protocol for the DRAIN randomised clinical trial	9
Interactions With Relatives of Critically Ill Non‐Western Immigrants: Do We Have a Blind Spot?	9
Goal‐directed fluid removal with furosemide versus placebo in intensive care patients with fluid overload: A randomised, blinded trial (GODIF trial—First version)	9
Health status and quality of life before critical illness: Northern Finland Birth Cohort 1966 study	9
Effects of mandibular distraction osteogenesis on anesthetic implications in children with hemifacial microsomia	9
Outcomes in patients requiring intensive care unit (ICU) admission after emergency laparotomy: A retrospective study	9
Issue Information	9
Issuing of isotonic crystalloid solutions to Danish public hospitals in 2021—A retrospective nationwide observational study	9
Fluid‐responsiveness, blood volume and perfusion in preoperative haemodynamic optimisation of hip fracture patients; a prospective observational study	9
To what extent do cardiopulmonary resuscitation outcomes vary between hospitals?	9
As‐needed opioid dosing for emergency patients with a daily use of opioids	9
Associations between enteral nutrition and outcomes in the SUP‐ICU trial: Results of exploratory post hoc analyses	9
First out‐of‐bed mobilisation in adults with severe acquired brain injury in Scandinavian neurointensive care units: A survey of current clinical practice (FOOBScan)	9
Influence of airway trolley organization on efficiency and team performance: A randomized, crossover simulation study	9
Issue Information	8
Can intubate, cannot ventilate: A proposed algorithm to handle problems with ventilation and oxygenation after intubation	8
Anesthesia and Analgesia Methods in Primary Total Hip Arthroplasty and Primary Total Knee Arthroplasty—A Survey of Nordic Anesthesiologists	8
Perioperative hypotension and use of vasoactive agents in non‐cardiac surgery: A scoping review	8
Efficacy of a pre‐operative anaemia clinic in patients undergoing elective abdominal cancer surgery	8
Correction to ‘A survey of preferences for respiratory support in the intensive care unit for patients with acute hypoxaemic respiratory failure’	8
Dysnatremia in children, why is it so hard to stay normal?	8

Children's Anxiety in the Perioperative Environment: A Qualitative Exploration With Children, Parents and Staff at a Tertiary Paediatric Hospital	8
Cerebral oxygen desaturation events during and functional outcomes after prehospital anaesthesia: A prospective pilot study	8
Difficult intubation in syndromic versus nonsyndromic forms of micrognathia in children	8
Re‐arrest immediately after return of spontaneous circulation: A retrospective observational study of in‐hospital cardiac arrest	8
International initiation and termination of resuscitation practices: Protocol of a cross‐sectional survey	7
To live or let die? Limitation of life‐sustaining treatment in the ICU: We need more knowledge	7
Aerosol generation during general anesthesia is comparable to coughing: An observational clinical study	7
Long‐term cognitive and pulmonary functions following a lower versus a higher oxygenation target in the HOT‐ICU and HOT‐COVID trials: A protocol update	7
New‐onset atrial fibrillation in critically ill adult patients—an SSAI clinical practice guideline	7
The Best Anaesthesia for Closed Reduction of Radial Fracture: Is the Jury Still Out?	7
Epidural anesthesia and analgesia in neonates and infants: Protocol for a scoping review	7
ICURE: Intensive care unit (ICU) risk evaluation for 30‐day mortality. Developing and evaluating a multivariable machine learning prediction model for patients admitted to the general ICU i	7
Glycaemic control for patients with severe acute brain injury: Protocol for a systematic review	7
Association between postoperative thrombocytopenia and outcomes after traumatic brain injury surgery: A cohort study	7
Issue Information	7
Long‐term effects of lower versus higher oxygenation levels in adult ICU patients—A systematic review	7
Establishing a sustainable training programme in anaesthesia in Ethiopia	7
Self‐Induced Lung Injury and the Quest for a Smoking Gun: A Nosologic Perspective	7
Validation of PRE‐DELIRIC and E‐PRE‐DELIRIC in a Danish population of intensive care unit patients—A prospective observational multicenter study	7
Identifying risk factors for poor multidimensional recovery after major surgery: A systematic review	7
Postoperative complications and myocardial injury in patients receiving air or oxygen. Prospective, randomised and pilot study	7
Long‐term mortality and health‐related quality of life in the COVID STEROID trial	7
Changing the culture of chaos	7
Flouroscopic versus conventional epidural blood patch in obstetrics: A retrospective cohort study	7
The impact of blood pressure targets on venous return physiology during post cardiac arrest care	7
Patient recall of intensive care delirium: A qualitative investigation	7
Are labor epidural catheters after a combined spinal epidural (CSE) technique more reliable than after a traditional epidural? A retrospective review of 9153 labor epidural catheters	7
Association between days alive without life support/out of hospital and health‐related quality of life	6
Direct oral anticoagulants should often be suspended for longer before neuraxial blockade	6
Senicapoc treatment in COVID‐19 patients with severe respiratory insufficiency—A randomized, open‐label, phase II trial	6
Issue Information	6
Adherence to a restrictive red blood cell transfusion strategy in critically ill patients: An observational study	6
Recommended Use of Non‐Steroidal Anti‐Inflammatory Drugs for Pain Treatment Following Primary Total Hip and Knee Arthroplasties in Denmark. A National Survey	6
Chronic critical illness in polytrauma. Results of the Spanish trauma in ICU registry	6
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Continuous monitoring is superior to manual measurements in detecting vital sign deviations in patients with COVID‐19	6
The Influence of Opioids on Pupil Initial Diameter and Pupillary Dilation Velocity in ICU Patients	6
The effect of implementing CT‐scan guidelines in the management of pediatric trauma: Protocol for a scoping review	6
Paediatric perioperative mortality estimation—Are we barking up the wrong tree?	6
Clinical leadership education—A scoping review protocol	6
Primary outcomes and anticipated effect sizes in randomised clinical trials assessing adjuncts to peripheral nerve blocks: A scoping review	6
Albumin administration in septic shock—Protocol for post‐hoc analyses of data from a multicentre RCT	6
A Copernican response: To know what we know	6
Issue Information	6
Cesarean Delivery in Queensland, Australia—A Retrospective Study of Factors Associated With Primary and Secondary General Anesthesia	6
Implementation of video laryngoscopes and the development in airway management strategy and prevalence of difficult tracheal intubation: A national cohort study	6
Use of Continuous Regional Anesthesia Infusion as an Opioid‐Sparing Modality in Mechanically Ventilated Patients With Acute Traumatic Rib Fractures—A Retrospective Study	6
Should videolaryngoscopy become standard practice to facilitate tracheal intubation in anaesthesia, critical care and emergency care?	6
Quantification of exhaled propofol is not feasible during single‐lung ventilation using double‐lumen tubes: A multicenter prospective observational trial	6
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Use of prokinetic agents in hospitalised adult patients: A scoping review	6
Perceptions of eHealth and digitalization among professional anaesthesia personnel: A Swedish national study	6
Cardiac dysfunction and mortality in critically ill patients with COVID‐19: A Swedish multicentre observational study	6
The Quadratus Lumborum Block in Pediatric Gastrointestinal Surgery: Protocol for a Scoping Review	6
Validation of the NELA risk prediction model in emergency abdominal surgery	6
Incidence and risk factors of peri‐operative stroke in major non‐cardiovascular, non‐neurologic surgery—A retrospective register‐based cohort study	6
Increased risk of ventilator‐associated pneumonia in patients after cardiac arrest treated with mild therapeutic hypothermia	5
Coagulation and platelet function in cold‐stored whole blood on missions in a helicopter emergency service	5
GRADE pearls and pitfalls—Part 2: Clinical practice guidelines	5
Issue Information	5
Ubiquitin C‐terminal hydrolase L1 after out‐of‐hospital cardiac arrest	5
Intensive care medicine rapid practice guidelines in Acta Anaesthesiologica Scandinavica	5
Issue Information	5
Causal inference for planning randomised critical care trials: Protocol for a scoping review	5
Use of prokinetic agents in hospitalised adult patients: Protocol for a scoping review	5
Fraction of inspired oxygen during general anesthesia for non‐cardiac surgery: Systematic review and meta‐analysis	5
Unresolved early post‐operative pain trajectory predicts moderate‐to‐severe persistent pain after breast cancer surgery—An observational cohort study	5
Long‐term recovery in critically ill COVID‐19 survivors: A prospective cohort study	5
Exploring management reasoning when discharging high‐risk postoperative patients from the post‐anaesthesia care unit	5
Issue Information	5
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Alpha₂‐receptor agonists as adjuvants for brachial plexus nerve blocks—A systematic review with meta‐analyses	5
Postoperative pain, recovery and discharge after robot‐assisted laparoscopic prostatectomy: A multicentre, single blinded, randomised controlled trial	5
A first‐level customization study of SAPS II with Norwegian Intensive Care and Pandemic Registry (NIPaR) data	5
Inter hospital transfers in rotor wing aircraft. Patterns and challenges. Protocol for a scoping review	5
Electrolyte profiles with induced hypothermia: A sub study of a clinical trial evaluating the duration of hypothermia after cardiac arrest	5
In‐hospital cardiac arrest registries and aetiology of cardiac arrest	5
Shedding Light on Pupillometry Shadows: Understanding Opioid Effects on Pupillary Metrics in ICU Monitoring	5
Isoflurane promotes early spontaneous breathing in ventilated intensive care patients: A post hoc subgroup analysis of a randomized trial	5
Viscoelastic testing of fibrinolytic capacity in acutely infected critically ill patients: Protocol for a scoping review	5

Collaboration for Evidence‐based Practice and Research in Anaesthesia (CEPRA): A consortium initiative for perioperative research	5
Antibiotic Consumption in Danish Intensive Care Units, 2013–2023: A Nationwide Study of Temporal Trends	5
Incidence of bradycardia during noradrenaline or phenylephrine bolus treatment of postspinal hypotension in cesarean delivery: A randomized double‐blinded controlled trial	5
Ambulance and helicopter response time. Association with patient outcome and illness severity: Protocol of a systematic literature review and meta‐analysis	5
Severe Covid‐19 and acute pulmonary hypertension: 24‐month follow‐up regarding mortality and relationship to initial echocardiographic findings and biomarkers	5
Issue Information	5
Dexamethasone doses in patients with COVID‐19 and hypoxia: A systematic review and meta‐analysis	5
Pressure‐controlled versus manual facemask ventilation for anaesthetic induction in adults: A randomised controlled non‐inferiority trial	5
Of storks and babies and secondary analyses	5
Dextran vs. Crystalloid Priming Solution in Cardiac Surgery: A Randomized Trial on Acute Kidney Injury	5
Estimation of the maximum potential cost saving from reducing serious adverse events in hospitalized patients	4
Post‐cardiac arrest intensive care in Sweden: A survey of current clinical practice	4
Continuously monitored vital signs for detection of myocardial injury in high‐risk patients – An observational study	4
Sleep quality and quantity determined by polysomnography in mechanically ventilated critically ill patients randomized to dexmedetomidine or placebo	4
Impact of nitroglycerin‐induced vasodilation on stroke volume and diuretic response in acute heart failure: A protocol for a mechanistic trial	4
Platelet transfusions in adult thrombocytopenic ICU patients: Protocol for a sub‐study of the PLOT‐ICU cohort	4
Characteristics and outcomes for general anesthesia in Denmark	4
Mid‐regional plasma pro‐atrial natriuretic peptide and stroke volume responsiveness for detecting deviations in central blood volume following major abdominal surgery	4
The relationship between ICU survivorship, comorbidity and educational level in quality of life after intensive care	4
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Long‐Term Outcomes After Cardiac Arrest: Protocol for the Extended Follow‐Up Sub‐Study of the STEPCARE Trial	4
Evaluation of Thromboelastography 6s prognostication of fibrinogen supplementation in pediatric cardiac surgery	4
Postoperative pain treatment after lumbar discectomy. A protocol for a systematic review with meta‐analysis and trial sequential analysis	4
Long‐term cognitive and functional status in Danish ICU patients with COVID‐19	4
Effects of Analysis Delay on pH, pO₂, pCO₂, Bicarbonate, Glucose, Lactate, Electrolytes, and Other Arterial Blood Gas Variables	4
Clonidine for preventing emergence agitation in infants (PREVENT AGITATION II): Protocol and statistical analysis plan	4
The 2022 Finnish Current Care Guidelines for Cardiopulmonary Resuscitation recommend avoiding fever and not mild therapeutic hypothermia in unconscious patients after cardiac arrest	4
Chronic critical illness – What is it and what can be done about it?	4
Oxygen Saturation in Relation to Flying Altitude. A Scoping Review Protocol	4
A survey of preferences for respiratory support in the intensive care unit for patients with acute hypoxaemic respiratory failure	4
Association between pre‐operative prolonged corrected QT interval and all‐cause mortality after non‐cardiac surgery	4
Progressive changes in pulmonary gas exchange during invasive respiratory support for COVID‐19 associated acute respiratory failure: A retrospective study of the association with 90‐day mor	4
Resilience in health care, important for anesthesia and intensive care	4
COVID‐19 and reduced bystander cardiopulmonary resuscitation: A thanatophobic attitude leading to increased deaths from cardiac arrest?	4
Don’t stand there, but deliver tailored ICU rehabilitation services	4
A randomized controlled trial on virtual reality distraction during venous cannulation in young children	4
Perioperative urinary ketosis and metabolic acidosis in patients fasted for undergoing gynecologic surgery	4
The prognostic value of elevated neutrophil–lymphocyte ratio for cardiac surgery‐associated acute kidney injury: A systematic review and meta‐analysis	4
The relationship between Nephrocheck® test values, outcomes, and urinary output in critically ill patients at risk of acute kidney injury	4
Wearable device for prevention of postoperative and post‐discharge hypoxemia: A randomized pilot trial	4
Remimazolam for sedation and anesthesia in children: Protocol for a scoping review	4
Lack of correlation between biomarkers and acute kidney injury after pediatric cardiac surgery with cardiopulmonary bypass: Should be look for something else?	4
Improving neuromuscular monitoring and reducing residual neuromuscular blockade via e‐learning: A multicentre interrupted time‐series study (INVERT study)	4
The use of Resuscitative Endovascular Balloon Occlusion of the Aorta in a pregnant woman with a ruptured splenic aneurysm and haemorrhagic shock: A case report	4
Individualised Positive End‐Expiratory Pressure During Robotic‐Assisted Radical Prostatectomy Guided by Intratidal Compliance–Volume Curve Analysis	4
In response to “Nitrous oxide inhalation: History and experiences,” a letter to the Editor by Kroneberg et al.	4
Transcutaneous carbon dioxide monitoring during prolonged apnoea with high‐flow nasal oxygen	4
Accuracy of dispatch and prehospital triage performance in poisonings – A retrospective study from northern Finland	4
Postoperative pain in a prospectively assessed surgical short‐stay cohort: A subgroup analysis	4
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Hazardous alcohol consumption and perioperative complications in a cardiac surgery patient. A retrospective study	4
Perioperative association between c‐reactive protein, pain catastrophizing and acute pain after total knee arthroplasty: A secondary analysis of two randomised trials	4
Assessment of fluid responsiveness in children using respiratory variations in descending aortic flow	4
Hypotension during transsphenoidal pituitary surgery associated with increase in plasma levels of brain injury markers	4
Intravenous vitamin C therapy in adult patients with sepsis: A rapid practice guideline	4
An observational study of intermediate‐ or high‐dose thromboprophylaxis for critically ill COVID‐19 patients	4