Minerva Anestesiologica

Article	Citations
Ethical dilemmas of anesthetists managing emergency surgery: a cross-sectional survey	57
Does implementation of cognitive aids allow development of the safety culture of the anesthesia team? A pre-post study title	55
Short-term effects of small volume saline infusion on acid base equilibrium in critically ill patients	46
Contribution towards a fair innovation	37
Highlights of the March 2025 issue	27
Improving the performance of the Cleveland Clinic Score for predicting acute kidney injury after cardiac surgery: a prospective multicenter cohort study	26
Effect of esketamine as an adjuvant of ropivacaine on the efficacy of supraclavicular brachial plexus block in radius fracture surgery: a randomized controlled trial	25
Tailored thoracic spinal anesthesia for laparoscopic management of acute abdominal emergency in a frail patient affected by advanced systemic sclerosis	25
Effect of perioperative intravenous infusion of dexmedetomidine on the quality of early and long-term postoperative recovery in patients undergoing thoracoscopic surgery: a randomized controlled trial	24
Lower serum chloride concentrations are associated with an increased risk of death in ICU patients with acute kidney injury: an analysis of the MIMIC-IV database	23
Perioperative management after transcatheter aortic valve replacement and postoperative delirium assessment: a nationwide Italian survey	22
Delirium after transcatheter aortic valve replacement: an underrecognized target for perioperative standardization	22
Development and validation of an artificial neural network prediction model for postpartum hemorrhage with placenta previa	19
Ultrasound-guided costotransverse block for postoperative analgesia in a four-year-old patient undergoing unilateral gynecomastia surgery	19
Learning curves of upper airway anatomic parameters assessed by ultrasonography	18
Efficacy of ultrasound-guided intermediate versus superficial cervical plexus block on the quality of postoperative recovery after anterior cervical discectomy and fusion: a randomized controlled tria	17
Cerebral hemodynamics after cardiac arrest: implications for clinical management	16
Comparison of high flow nasal cannula versus procedural oxygen mask for hypoxemia prevention during endoscopic retrograde cholangiopancreatography: a randomized parallel-group trial	16
Sevoflurane sedation as an alternative for awake fiberoptic intubation in difficult airway patients: a randomized controlled trial	16
Supplemental low-dose esketamine to propofol versus propofol alone on perioperative characteristics in children undergoing surgery: a prospective randomized controlled trial	16
The anesthetic implications of lumbar tattoos	15
Enhanced recovery after minimally invasive esophagectomy: could bilateral erector spinae block be the answer?	15
Bougie approach improves first-attempt success rate compared to stylet approach in patients with difficult airway needing endotracheal intubation: a meta-analysis	15
The need for consistent epidemiological data on chronic pain in Italy and beyond	15
Postoperative outcomes of perioperative cognitive training: a systematic review and meta-analysis	14

Spinal anesthesia with chlorprocaine as an effective and safe option for ambulatory gynecological surgery in patients with predicted difficult airway	14
Effect of co-administration of intravenous lidocaine and dexmedetomidine on the recovery from laparoscopic hysterectomy: a randomized controlled trial	13
Effects of COVID-19 on a mature citizen first responder system in the German district of Gütersloh: an observational study	13
Cognitive and non-cognitive factors affecting decision-making about deceased organ donation in Italy: a systematic review	13
Current developments regarding perioperative fasting guidelines for children: an overview	13
Transversus abdominis plane block versus thoracic epidural analgesia for laparoscopic surgery: advancing the definitive evolution of ERAS?	13
Synergistic impact of Gram-negative bacterial co-infection on invasive pulmonary aspergillosis in non-neutropenic patients: a machine learning-based risk stratification approach	13
Effect of intraoperative vs. preoperative interpectoral-pectoserratus plane block on postoperative pain, analgesic use, shoulder range of motion, and muscle strength in breast cancer surgery	12
Postoperative pulmonary complications and mortality after major abdominal surgery. An observational multicenter prospective study	12
Retrolaminar block for postoperative pain management in a pediatric patient undergoing circumcision and orchidopexy	12
Evaluation of the effect of dexmedetomidine combined with ropivacaine in epidural labor analgesia: a systematic review and meta-analysis	12
Esketamine/dexmedetomidine-based opioid-free anesthesia modulates perioperative neuro-inflammatory biomarkers and enhances postoperative cognitive recovery in patients undergoing total laparoscopic hy	12
A comparative analysis of elevated endotracheal tube cuff pressure incidence in laparoscopic abdominal surgery: saline versus air inflation	12
Beyond the intersection point: the "double circle" technique for puncture site identification in ultrasound-assisted spinal anesthesia	11
Highlights of the September 2024 issue	11
Incidence of dreaming during ciprofol anesthesia for painless gastroscopy	11
Ultrasound-guided distal glossopharyngeal nerve block for post-tonsillectomy pain relief in adults: a prospective randomized study	11
Remimazolam: a new reminder to keep our guard up	11
Incidence and impact of remimazolam-induced paradoxical reactions in pediatric same-day bidirectional endoscopy: a randomized, controlled clinical trial	11
Highlights of the June 2024 issue	11
Comparison of ultrasound-guided quadratus lumborum block and erector spinae plane block in terms of their effects on postoperative pain in open nephrectomy	11
Multimodal analgesic strategies in polytraumatized patients	11
Novel mode of heart and lung machine for real-time identification of cerebral autoregulation impairments during cardiac surgery with cardiopulmonary bypass: a prospective observational study	10
Association with perceived stress and feasibility of an app for patient-reported stressor experiences during treatment in an intensive care unit: a nonrandomized controlled study (ICU Feel Better App)	10
Performance of Shock Index as a predictor of severe postpartum hemorrhage following cesarean section under spinal anesthesia: a retrospective cohort study	10
The effectiveness of scalp nerve block on hemodynamic response in craniotomy: a systematic review and meta-analysis of randomized trials	10
Combination of two interfascial plane blocks versus multiple rib fracture pain	10
Efficacy and safety of dexmedetomidine infusion without induction dose on postoperative delirium in geriatric patients undergoing major noncardiac surgeries: a randomized controlled clinical trial	10
Thoracic spinal anesthesia for awake sternal revision surgery: a novel approach	10
Serum neurofilament light chain as an early diagnostic biomarker for critical illness polyneuropathy	10
Reply: do we really need new approaches for laparoscopic cholecystectomy analgesia?	10
Serratus plane block and parasternal block associated to achieve greater effectiveness and safety in cardioverter-defibrillator implantation	10
Family members' long-term perspectives on organ donation conversations: a pilot study of quality assessments	10
Long-term postoperative quality of life and choice of anesthetic agents	10
Serratus posterior superior intercostal plane block + quadroiliac plane block for scoliosis surgery: two novel blocks away from the surgical field	9
Transcutaneous electromyography associated with electric activity of the diaphragm allows differential diagnosis complex neuro-myopathy	9
Anesthesia and medical cannabis: an integrated approach	9
Erector spinae plane block versus combined erector spinae plane block and serratus anterior plane blocks for post-thoracotomy pain: a double-blinded randomized study	9
Effect of tension capnothorax on respiratory mechanics and individualized PEEP during robotic-assisted thoracic surgery: a prospective pilot observational study	9
Beyond analgesia: successful anesthetic management of total implantable venous access port implantation with serratus posterior superior intercostal plane block in a high-risk cardiac patient	9
Short-term effects of mechanical ventilation in critically ill patients on body composition	9
Two-in-one block: an alternative approach to the lumbar plexus in a one-year-old undergoing surgery for congenital hip dysplasia	9
Real-time ultrasound-guided neuraxial puncture in elderly patients: a randomized controlled trial comparing paramedian transverse and parasagittal approaches	9
Effects of dexmedetomidine on early cognitive function in elderly patients after abdominal surgery: a meta-analysis	9
High flow nasal oxygen vs. continuous positive airway pressure in acute hypoxemic respiratory failure: the missing direct comparison	9
Transesophageal echocardiography monitoring for liver transplantation: where are we now?	9
Highlights from the March 2026 issue	9
The impact of using transcutaneous nerve mapping as an adjunct to ultrasonography for lateral femoral cutaneous nerve block amongst post graduate trainees: a randomized control study	9
The role of interleukin-6 in septic patients: why biomarkers cannot substitute our brain	8
Understanding left ventricular diastolic dysfunction in anesthesia and intensive care patients: a glass with progressive shape change	8

Evaluating the combination of esketamine and propofol in procedural analgesia/sedation: a systematic review and meta-analysis	8
The anterior branch of the medial femoral cutaneous nerve innervates the anterior knee: a randomized volunteer trial	8
Impact of laryngeal mask airway versus endotracheal intubation on emergence delirium in children undergoing same-day endoscopic-assisted coblation adenoidectomy: a randomized, single-center clinical t	8
Highlights of the November 2023 issue	8
Impact of airway devices and emergency airway techniques characteristics on airway adverse events in mainland China: a cross-sectional study	8
An unusual case of purpura fulminans and septic shock due to Capnocytophaga canimorsus	8
Dexamethasone and dexmedetomidine together as adjuvants of ropivacaine 0.15% for a brachial plexus block lasting 20 hours	8
Mitigating nitrous oxide contamination in the pediatric induction room: a new strategy for enhanced environmental safety	8
Understanding the anatomy of pelvic fascia: implications for regional anesthesia	8
Ultrasound-guided continuous stellate ganglion block for refractory ventricular electrical storm	8
Comparison of oropharyngeal leak pressures between blind versus under-vision insertion of supraglottic airways in adults undergoing surgery under general anesthesia: a systematic review and meta-analy	8
Prioritizing hemodynamic stability in elderly hip fracture surgery: a cornerstone for preventing postoperative delirium	8
Highlights from the June 2026 issue	8
Effects of different anesthesia methods on bleeding and prognosis in endoscopic sinus surgery: a meta-analysis and systematic review of randomized controlled trials	8
Authors' reply to "Role of erector spinae plane block in breast surgeries"	7
Extending the use of the quadro-iliac plane block: initial experience in laparoscopic partial nephrectomy	7
Scope of snorkel technique during pediatric gas induction	7
Irrational refusal of medical treatment: ethical considerations	7
Serratus posterior superior intercostal plane block for postoperative analgesia in clavicle surgeries: new indications for a novel block	7
Lumbosacral erector spinae plane block vs. fascia iliaca block in elderly patients with hip fracture	7
Which place for hyperbaric oxygen therapy in Intensive Care Unit and operating room?	7
Artificial intelligence in hemodynamic management: promise, pitfalls, and ethical reflections	7
Could mandibular profile angle or inter-pterygoid distance provide a novel method for predicting difficult laryngoscopy?	7
When less is more: rethinking neuromuscular blockade in suspension laryngoscopy	7
Highlights of the May 2024 issue	7
Sacral plexus block: what if I cannot see the sciatic nerve?	7
Personalized positive end-expiratory pressure during general anesthesia: go with the flow	7
Centralized monitored anesthesia care by nurse anesthetist for cataract and glaucoma surgery in a 1:3 ratio: a non-inferiority study	7
Combination of rectointercostal and external oblique intercostal blocks for pediatric liver transplantation	7
Anatomical spread of local anesthetic in circumpsoas block: a cadaveric study	6
ICU-acquired hypernatremia: prevention lies in the details	6
Improving anesthesia patient safety in NORA settings: utility of high-flow nasal cannula in the management of superobese patients undergoing deep sedation for gastrointestinal endoscopic procedures	6
Bilateral erector spinae plane block for percutaneous portal vein embolization	6
Electrical nerve stimulation for cutaneous nerves identification: new perspectives for an old technique	6
Efficacy of quadro-iliac plane block in single level lumbar discectomies: a case series for novel block	6
Intravenous anesthesia using remimazolam for a patient with Brugada Syndrome	6
"Deep rectus sheath block" or "anterior transversalis fascia block"? Investigating the mechanism of a novel ultrasound-guided technique	6
Is the femoral nerve affected by iliopsoas block? A cadaveric volume study	6
Efficacy of femoral periarterial block in preventing thigh tourniquet pain: a randomized controlled trial	6
Indications and measures of medical emergency teams: a retrospective evaluation of in-hospital emergency operations of the German Resuscitation Register	6
Real-time dynamic frequency-domain monitoring of cerebral blood flow autoregulation limits during cardiopulmonary bypass	6
Quadro-iliac plane block after spinal anesthesia for total hip arthroplasty: early recovery with motor-sparing analgesia	6
Efficacy of percutaneous cryoneurolysis for pain management of rib fractures	6
No matter how "special" a clinical setting might be: pain should always be assessed and managed	6
Survival difference in patients treated with extracorporeal membrane oxygenation in COVID-19 vs. non-COVID ARDS: a systematic review and meta-analysis	6
ERAS and the challenge of the new technologies	6
Preoperative frailty assessment with ultrasound in elderly patients scheduled for total knee arthroplasty	5
The myth of Atlas and the basic principles of airway management: devil is in details	5
The prognostic role of Neurologic Pupil Index in COVID-19 patients: a retrospective study	5
Spinal and supra-spinal modulation of propofol injection pain by rubbing and distraction: a randomized, partially-blind controlled study	5
Complete anesthesia after unilateral sacral ESP block	5
Effect of non-invasive bilateral sphenopalatine ganglion block on postoperative pain in patients undergoing septorhinoplasty surgery: a randomized controlled study	5
Combined PECs II block with parasternal block for awake radical mastectomy	5
Effect of systemic lidocaine infusion on optic nerve sheath diameter during laparoscopic hysterectomy: a randomized controlled study	5
Effects of high vs. low perioperative inspired oxygen fraction on length of hospital stay and postoperative complications: a systematic review, meta-analysis, and trial sequential analysis	5
Analgesic effect of lateral femoral cutaneous nerve block added to the pericapsular nerve group (PENG) block in primary total hip arthroplasty: a randomized clinical trial	5
Ultrasound evaluation of the distal radial artery for arterial cannulation in Chinese patients: a prospective observational study	5
Comparison of caudal and retrolaminar blocks for postoperative analgesia in pediatric orchidopexy: a randomized controlled trial	5
Better prognostication after intensive care unit cardiac arrest	5
Italian pediatric intensive care units admitting critically ill cancer children: results from a national survey	5
Intracranial subdural hematoma during labor analgesia without apparent dural puncture	5
Beliefs and attitudes of PICU doctors and nurses on parental presence and open visiting policies: an Italian nationwide survey	5
Peripheral nerve block analgesia after percutaneous nephrolithotomy: a systematic review and network meta-analysis	5
A fascial compartment plus "cup-shaped" blocks provide surgical anesthesia for the excision of a huge mass at the posterior cervico-occipital region	5
Intercostobrachial neuralgia after surgery for acromioclavicular joint dislocation with occult rib fractures	5
Artificial intelligence guided hemodynamic management: discrepancies between retrospective findings and prospective evidence	5
Oropharyngeal leak pressure of the Ambu® AuraGain™ versus Flexicare® LarySeal™ Pro in ophthalmic surgery: a randomized controlled trial	5
Perioperative management of patients undergoing cytoreductive surgery with hyperthermic intraperitoneal chemotherapy: a state of the art	5
Remimazolam: back to the future	5
Efficacy of dexmedetomidine as a proficient measure to prevent emergence delirium among children undergoing invasive cardiac catheterization	5
Control of the tracheal tube with McGrath® MAC blade-1	5
Comparison of percutaneous and conventional radiofrequency applications for the treatment of knee osteoarthritic pain: a randomized controlled trial	5
A protocol based on hypotension probability indicator vs. standard care to prevent intraoperative hypotension during supratentorial brain surgery: a prospective randomized pilot trial	5
The care relationship and medically assisted suicide: where are we heading?	5
Defining the fascial blocks: lights and shadows	5
Posterior quadratus lumborum block in chronic hip pain, preliminary results from a prospective study	5
Effectiveness of ChatGPT-4 in predicting the human decision to send patients to the postoperative intensive care unit: a prospective multicentric study	5
External oblique intercostal plane block (EOIPB) for cholecystectomy in a child with hereditary spherocytosis	5
Chronic pain after mastectomy: current knowledge and knowledge gaps	5
Organizational setups and non-elective surgical delays. A single-center cohort study: institutional setups and surgical delays	5

Impact of anesthesiologist experience on neuraxial anesthesia outcomes in cesarean sections	4
Impact of preoperative anemia on postoperative outcomes in patients undergoing video-assisted thoracoscopic surgery: a multi-institutional retrospective study	4
Effects of intravenous single-bolus lidocaine infusion versus intravenous single-bolus magnesium sulfate infusion on postoperative pain, emotional status, and quality of life in patients undergoing sp	4
Why do ERAS?	4
Value of combining endoscopic technology to ultrasound during adductor canal steroid injection for management of bilateral osteoarthritis knee pain	4
Early versus late tracheostomy for traumatic brain injury: a systematic review and meta-analysis	4
Sacral erector spinae plane block in a child undergoing feminizing genitoplasty due to ambiguous genitalia	4
ChatGPT and sonoanatomy: augmenting practice, preserving expertise	4
ChatGPT-4 reliability when applied to the regional anesthesia technique sonoanatomy	4
From anesthetist-intensivist to diastolologist: is this a path to follow?	4
Comparison of two epidural space identification methods in orthopedic surgery: spring-loaded syringe versus loss of resistance syringe	4
Enhancing multimodal analgesia after cesarean delivery: the role of the novel quadro-iliac plane block	4
Factors to consider for fascial plane blocks' success in acute and chronic pain management	4
Ultrasound-guided fascial plane blocks for analgesia in pregnancy	4
Regional analgesia techniques following nephrectomy: a systematic review and network meta-analysis	4
Predictors of chronic postsurgical pain: a step forward towards personalized medicine	4
Selective ultrasound-guided nerve root block improves outcomes for discectomy in patients with cervical disc disease: a randomized, controlled, single-blinded study	4
Comparison of spinal anesthesia and general anesthesia in total hip and total knee arthroplasty: a meta-analysis and systematic review	4
Comparison of postoperative awakening between ciprofol and propofol in elderly patients undergoing hip replacement surgery: a single-blind, randomized, controlled trial	4
Para-sartorial compartments (Pasc) block for knee surgeries: a report of five cases	4
Erector spinae plane block versus paravertebral block for postoperative pain management in thoracic surgery: a systematic review and meta-analysis	4
The journey towards nomenclature standardization for interfascial plane blocks: there is still much to do	4
Uncontrolled donation after circulatory death in the Tuscany region: evolving paradigms and potentials. An 8-year experience	4
The effect of sacral erector spinae plane block on the quality of recovery after total hip arthroplasty: a prospective, randomized, controlled, multicenter study	4
Permissive hypercapnia may mitigate postoperative delirium: can we believe it?	4
Tricuspid annular plane systolic excursion to predict arterial hypotension caused by general anesthesia induction	4
Low back pain: is it time for erector spinae plane block?	4
The analgesic effect of transversalis fascia plane block after cesarean delivery: a systematic review and meta-analysis with trial sequential analysis	4
Phenotypes of hemodynamic response to fluid challenge during anesthesia: a cluster analysis	4
Dynamic magnetic resonance imaging-guided tracheal intubation in Hirayama myelopathy	4
Management of postoperative pain in pediatric patients after outpatient surgery using a smartphone application: what is the opinion of the users?	3
A systematic review and meta-analysis of three risk factors for chronic postsurgical pain: age, sex and preoperative pain	3
Evaluation of the serratus posterior superior intercostal plane block for postoperative analgesia in posterior cervical stabilization surgery	3
A year in review in Minerva Anestesiologica 2022: critical care	3
Effect of lidocaine or dexmedetomidine on postoperative recovery in elder patients undergoing colorectal surgery	3
Alveolar (de)recruitability and (in)stability	3
Lumbo-sacral ESP in the frail hip-fracture patient: what do we know and what remains uncertain?	3
Highlights of the June 2025 issue	3
A comparison of Simplified Acute Physiology Score II and Sepsis-related Organ Failure Assessment Score for prediction of mortality after Intensive Care Unit cardiac arrest	3
Highlights from the October 2025 issue	3
Prospective analysis on carotid endarterectomy: intermediate-deep ultrasound-guided cervical blockade versus general anesthesia	3
Tracheal cuff pressure control in intubated young children: a randomized crossover trial of two cuff-pressure regulators	3
Maximum extension and regression rate of cutaneous sensory block obtained with the external oblique intercostal block or the modified thoracoabdominal nerves block through perichondrial approach in pa	3
Continuous fascia iliaca compartment block for therapy-resistant postoperative joint stiffness of the knee	3
Modified thoracoabdominal nerves block through perichondrial approach block for pediatric kidney transplantation	3
Ultrasound-guided modified BRILMA and recto-intercostal fascial plane blocks for postoperative analgesia in a pediatric patient: an anterior alternative to posterior block combinations	3
Effective postoperative analgesia with ultrasound-guided biceps femoris short head (BiFeS) block in arthroscopic medial meniscus repair, new indication for a novel block	3
Serratus posterior superior intercostal plane block: novel thoracic paraspinal block for thoracoscopic and shoulder surgery	3
A year in review in Minerva Anestesiologica 2025: critical care	3
Comparison between hemodynamic effects of remimazolam and propofol during general anesthesia: a systematic review and meta-analysis	3
Under-vision supraglottic airway insertion: modest oropharyngeal leak-pressure gain, selective clinical value	3
An alternative sonographic approach to infraspinatus-teres minor interfascial plane block: make it easy	3
The past, the present and the future of machine learning and artificial intelligence in anesthesia and Postanesthesia Care Units (PACU)	3
Education is needed to honor do not resuscitate decisions	3
Optimizing LMA ProSeal insertion in children: a randomized trial comparing videolaryngoscopy, direct laryngoscopy, and standard techniques	3
Effects of oral pregabalin on postoperative sleep of patients after video-assisted thoracoscopic surgery: a randomized double-blind controlled trial	3
Highlights from the December 2025 issue	3
Para-sartorial compartments block: a cadaveric study of dye spreading	3
Efficacy and safety of music therapy for the treatment of anxiety and delirium in ICU patients: a meta-analysis and systematic review of randomized controlled trials	3
Telephone informed consent hurdles in pandemic surgery research	3
Perioperative management and surgical field optimization in functional endoscopic sinus surgery	3
The effect of off-hours hip surgery on patients' outcomes: a RECORD-compliant retrospective, propensity score-matched cohort study	3
The GRIM Test could be useful in detecting fabricated data	3
A new frontier in pediatric regional anesthesia: quadroiliac plane block for nephrectomy analgesia	3
Pharmacologic interventions for the therapy of postanesthetic shivering in adults: a systematic review and network meta-analysis	3
Electroencephalographic Density Spectral Array monitoring in pediatric anesthesia: clinical background and practical applications	3
The role of F-18 FDG PET/CT in the prognosis of patients with hypoxic/anoxic brain injury after cardio-circulatory arrest	3
When a TAP becomes a QL block: a dynamic way to perform the fascial blocks	3
Effect of pericapsular nerve block on the quality of recovery after shoulder arthroscopy	3
The clinical value of nonpharmacological interventions for preventing postoperative delirium: a narrative review	3
Bullous emphysema and breast surgery: could fascial blocks be the best strategy?	3
The real world of the dorsal segmental distribution of the spinal nerves: the information from cutaneous rash in patients with herpes zoster	3
Postoperative recovery with remimazolam versus propofol in elderly patients undergoing daytime ocular fundus surgery under general anesthesia: a multicenter randomized non-inferiority trial	3
Is really thoracic paravertebral block superior to erector spinae plane block for pain control after modified radical mastectomy?	3
Mepivacaine vs. bupivacaine in spinal anesthesia for total joint arthroplasty: a systematic review and meta-analysis	3
Postoperative ileus. What cannot be cured must be endured?	3
Dexamethasone and dexmedetomidine as adjuvants to local anesthetic mixture in erector spinae plane block combined with serratus anterior plane block for thoracoscopic surgery: a prospective, randomize	3
Acute onset oral edema with life-threatening dyspnea	3
Role of dexmedetomidine as an adjuvant to bupivacaine in external oblique intercostal plane block for post thoracotomy pain: a randomized controlled trial	3
Edema and redness on the tip of the tongue after placement of an i-gel® device	3
The power of evolution cannot be contained, so let it be	3
Comparison of dexmedetomidine, ketamine, and magnesium sulfate for the prevention of emergence agitation following sevoflurane-based anesthesia in pediatric cardiac catheterization	3
Comparison of high-flow nasal therapy, noninvasive ventilation, and continuous positive airway pressure on outcomes in critically ill patients admitted for COVID-19 with acute respiratory failure	3
Hypoxemia secondary to a modified y-connector of a double-lumen bronchial tube	3
Implementing electric acupuncture stimulation techniques in labor pain management: let us think out of the box to improve parturients' comfort	3
Oxidative color fade of flowmeter bobbins is a safety hazard	3
An observational study of gastric content in women scheduled for cesarean section or operative hysteroscopy	3
Remimazolam versus propofol for procedural sedation and anesthesia: a systemic review and meta-analysis	3