CurrentAnesthesia — Obstetric anesthesia

Ventilatory Parameters in Obstetric Patients With COVID-19 and Impact of Delivery: A Multicenter Prospective Cohort Study

2026-10-28T04:40:50.491Z

Cohort study · Chest, 2022. Respiratory parameters before and after delivery: Before delivery mean 25.6 ± 6.6 cm H2O; plateau pressure 25.6 ± 6.6 cm H2O; driving pressure 13.6 ± 4.2 cm H2O; median static compliance 28 mL/cm H2O (IQR, 22.5-39); PaO2/FiO2 134 (IQR, 100-230) · After delivery ≤ 2 h mean 24 ± 6.7 cm H2O; plateau pressure 24 ± 6.7 cm H2O; driving pressure 12.9 ± 3.9 cm H2O; median static compliance 30 mL/cm H2O (IQR, 24.5-44); PaO2/FiO2 168 (IQR, 136-185) · After delivery 24 h mean 24.6 ± 5.2 cm H2O; plateau pressure 24.6 ± 5.2 cm H2O; driving pressure 13 ± 4.4 cm H2O; median static compliance 30 mL/cm H2O (IQR, 24.5-44); PaO2/FiO2 192 (IQR, 132-232.5)

Outcome predictors and patient progress following delivery in pregnant and postpartum patients with severe COVID-19 pneumonitis in intensive care units in Israel (OB-COVICU): a nationwide cohort study

2026-10-28T04:39:17.656Z

Cohort study · Lancet Respir Med, 2023. Maternal outcome: IPPV (events), ECMO and death (measures): delivery-critical 26 (81%); ECMO 12 (38%); Death 1 (3%) · postpartum 4 (100%); ECMO 3 (75%); Death 2 (50%) · no-delivery 6 (18%); ECMO 0; Death 0 · delivery-non-critical 2 (14%); ECMO 0; Death 0

Comparison between the Rotational Thromboelastometry (ROTEM) Delta device against the Cartridge-based Thromboelastography 6s and Quantra in a healthy third trimester pregnant cohort

2026-10-28T04:08:44.882Z

Research article · J Clin Monit Comput, 2022. Correlation with Clauss fibrinogen: ROTEM r 0.76-0.84; P P < 0.0001 · TEG6s r 0.71; P P < 0.0001 · Quantra r 0.72; P P = 0.0001

Challenges and pitfalls of extracorporeal membrane oxygenation in critically-ill pregnant and peripartum women with COVID-19: a retrospective case series

2026-10-28T04:06:59.719Z

Cohort study · Int J Obstet Anesth, 2023. Maternal and neonatal outcomes: Newborns surviving to hospital discharge 4 of 5

Clinical and ultrasonographic assessment of airway indices among non-pregnant, normotensive pregnant and pre-eclamptic patients: a prospective observational study

2026-10-28T04:06:59.719Z

Cohort study · Int J Obstet Anesth, 2023. Clinical and sonographic airway indices: Several significant differences between pregnant and non-pregnant females, with additional changes in pre-eclamptic females: modified Mallampati score; sonographic tongue width, tongue volume, subglottic diameter, anterior neck soft tissue thickness at hyoid, epiglottis and vocal cords, and ratio of pre-epiglottic space to anterior, posterior and midpoint of anterior and posterior vocal folds

Comparative efficacy of quadratus lumborum type-II and erector spinae plane block in patients undergoing caesarean section under spinal anaesthesia: a randomised controlled trial

2026-10-28T04:06:59.719Z

Randomized controlled trial · Int J Obstet Anesth, 2022. Cumulative number of fentanyl doses, 24-h postoperative period: No significant difference in cumulative number of fentanyl doses between QLB-II and ESPB (W = 349.000) P = 0.840

COVID-19 infection and maternal morbidity in critical care units in Scotland: a national cohort study

2026-10-28T04:06:59.719Z

Cohort study · Int J Obstet Anesth, 2022. Hospital outcomes and re-admission: From the most deprived socio-economic areas 49 (65%)

Evaluation of ultrasound airway assessment parameters in pregnant patients and their comparison with that of non-pregnant women: a prospective cohort study

2026-10-28T04:06:59.719Z

Cohort study · Int J Obstet Anesth, 2022. US airway parameters: Significantly higher hyomental distance, anterior neck soft tissue thickness at hyoid and vocal cord level, and oral cavity height in pregnant patients

Fetal outcomes with and without the use of sugammadex in pregnant patients undergoing non-obstetric surgery: a multicenter retrospective study

2026-10-28T04:06:59.719Z

Cohort study · Int J Obstet Anesth, 2022. Miscarriage or preterm birth, within four weeks after surgery: GA with SGX 3.0 % · GA without SGX 4.3 %

Hemodynamic changes in patients with SARS-CoV-2 infection presenting for cesarean delivery under spinal anesthesia: a retrospective case-control study

2026-10-28T04:06:59.719Z

Case-control study · Int J Obstet Anesth, 2022. Post-spinal MAP — SARS-CoV-2 positive vs Controls: difference 5.6 mmHg; higher, on average, adjusted for covariates

Maternal heart rate variability patterns associated with maternal hypotension and non-reassuring fetal heart rate patterns following initiation of combined spinal-epidural labor analgesia: a prospective observational trial

2026-10-28T04:06:59.719Z

Cohort study · Int J Obstet Anesth, 2023. Prediction of maternal hypotension (AUC of baseline measures): Baseline low-frequency (LF)/high-frequency (HF) ratio: AUC 0.677 (95% CI 0.55 to 0.80) · ANI: AUC 0.858 (95% CI 0.78 to 0.94)

Persistent opioid use after cesarean delivery in the United States of America: a systematic review

2026-10-28T04:06:59.719Z

Meta-analysis · Int J Obstet Anesth, 2023. Rate of persistent opioid use after cesarean delivery, up to 12 months postpartum: Range of rates across studies 0.12% to 2.2%

The use of epinephrine infusion for the prevention of spinal hypotension during Caesarean delivery: A randomized controlled dose-finding trial

2026-10-28T03:54:35.559Z

Randomized controlled trial · Anaesth Crit Care Pain Med, 2023. Spinal hypotension: 0.01 mcg 55 (61%) · 0.02 mcg 32 (35%) · 0.03 mcg 11 (12%)

Anesthetic management of patients with class 3 obesity undergoing elective Cesarean delivery: a single-centre historical cohort study

2026-10-28T03:51:30.684Z

Cohort study · Can J Anaesth, 2022. Spinal anesthesia as anesthetic technique of first choice: BMI 40.0-49.9 kg·m-2 71%

Comparison of different delivery modalities of epidural analgesia and intravenous analgesia in labour: a systematic review and network meta-analysis

2026-10-28T03:51:30.684Z

Meta-analysis · Can J Anaesth, 2023. Need for rescue analgesia; maternal satisfaction (coprimary): Rescue analgesia: CEI inferior to PIEB; PIEB + PCEA superior to PCEA alone (low certainty of evidence)

Incidence of bradycardia during noradrenaline or phenylephrine bolus treatment of postspinal hypotension in cesarean delivery: A randomized double‐blinded controlled trial

2026-10-28T03:44:37.230Z

Randomized controlled trial · Acta Anaesthesiol Scand, 2023. Bradycardia incidence (<60 bpm) with intermittent bolus administration: Noradrenaline 51.4% · Phenylephrine 70.3%

Incidence of conversion to general anaesthesia and need for intravenous supplementation in parturients undergoing caesarean section under spinal anaesthesia: A retrospective observational study

2026-10-28T03:44:37.230Z

Cohort study · Acta Anaesthesiol Scand, 2022. Conversion to GA: Women requiring conversion to GA 1.7%

Comparison of labor analgesia efficacy between single-orifice and multiorifice wire-reinforced catheters during programmed intermittent epidural boluses: a randomized controlled clinical trial

2026-10-28T03:38:31.027Z

Randomized controlled trial · Reg Anesth Pain Med, 2022. Adequate analgesia, 20 min: Single-orifice 71.8% · Multiorifice 56.0%

The comparison of caesarean section bleeding between volatile and total intravenous anaesthesia in a Japanese nationwide database

2026-10-28T03:38:06.189Z

Cohort study · Eur J Anaesthesiol Intensive Care, 2023. Blood loss: Volatile mean 1113 ± 909 ml · TIVA mean 1136 ± 944 ml

Incidence of Interstitial Alveolar Syndrome on Point-of-Care Lung Ultrasonography in Pre-eclamptic Women With Severe Features: A Prospective Observational Study

2026-10-28T03:28:59.708Z

Cohort study · Anesth Analg, 2023. B-lines on LUS: B-lines at admission (45/70 vs 25/70 without B-lines; P = .02) 64.3%

Labor Neuraxial Analgesia and Its Association With Perinatal Outcomes in China in 2015–2016: A Propensity Score–Matched Analysis

2026-10-28T03:28:59.708Z

Cross-sectional study · Anesth Analg, 2023. Weighted NA rate: NA 17.3% (CI 95% 16.6-18.0)

Manually Controlled, Continuous Infusion of Phenylephrine or Norepinephrine for Maintenance of Blood Pressure and Cardiac Output During Spinal Anesthesia for Cesarean Delivery: A Double-Blinded Randomized Study

2026-10-28T03:28:59.708Z

Randomized controlled trial · Anesth Analg, 2022. Cardiac index (% of baseline), from SA to umbilical cord clamping: Norepinephrine 90% and 100% % of baseline · Phenylephrine 81%-88% % of baseline

Opioid-Sparing Multimodal Analgesia Use After Cesarean Delivery Under General Anesthesia: A Retrospective Cohort Study in 729 US Hospitals

2026-10-28T03:28:59.708Z

Cohort study · Anesth Analg, 2023. osMMA use: osMMA used, n (%) 11,133 (8.5%)

Postcesarean Analgesia With Epidural Morphine After Epidural 2-Chloroprocaine: A Randomized Noninferiority Trial

2026-10-28T03:28:59.708Z

Randomized controlled trial · Anesth Analg, 2022. Total opioid consumption in first 24 h after epidural morphine (oral MME), 24 hours: CP median 0 (Q1–Q3 Q1 = 0 and Q3 = 15.6) oral milligram morphine equivalents · LEB median 15 (Q1–Q3 6.3-22.5) oral milligram morphine equivalents

Preventing Spinal Hypotension During Cesarean Birth With Two Initial Boluses of Norepinephrine in Chinese Parturients: A Randomized, Double-Blind, Controlled Trial

2026-10-28T03:28:59.708Z

Randomized controlled trial · Anesth Analg, 2022. Frequency of spinal hypotension during cesarean birth: 0.10 μg/kg 20.7% · 0.05 μg/kg 45.6%

Randomized Assessment of the Optimal Time Interval Between Programmed Intermittent Epidural Boluses When Combined With the Dural Puncture Epidural Technique for Labor Analgesia

2026-10-28T03:28:59.708Z

Randomized controlled trial · Anesth Analg, 2022. Effective PIEB analgesia, first stage of labor: 35 17 (89.5%) · 40 16 (84.2%) · 45 14 (82.4%) · 50 11 (52.6%) · 55 7 (36.8%)

Ultrasound Assessment of Gastric Volume in Parturients After High-Flow Nasal Oxygen Therapy

2026-10-28T03:28:59.708Z

Cohort study · Anesth Analg, 2023. Estimated gastric fluid volume (semirecumbent right lateral position): Baseline 38.51 (range or interval as printed 33.39-54.62) mL · After HFNO 39.71 (range or interval as printed 32.00-52.82) mL

A national cohort study to investigate the association between ethnicity and the provision of care in obstetric anaesthesia in England between 2011 and 2021

2026-10-28T03:25:23.999Z

Cohort study · Anaesthesia, 2023. GA, elective caesarean births — Caribbean (black or black British) vs British (white): adjusted incidence ratio 1.58 (95% CI 1.26-1.97); 58% more common

Associations between postpartum pain type, pain intensity and opioid use in patients with and without opioid use disorder: a cross-sectional study

2026-10-28T03:18:44.786Z

Cross-sectional study · Br J Anaesth, 2022. Pain intensity and total oxycodone by pain type: Pain types associated with pain intensity P<0.001

Thromboelastometry-guided treatment algorithm in postpartum haemorrhage: a randomised, controlled pilot trial

2026-10-28T03:18:44.786Z

Randomized controlled trial · Br J Anaesth, 2022. RBC units transfused: ROTEM median 2 (IQR 1-4) units · Control median 3 (IQR 2-4) units

Outcomes Following Extracorporeal Membrane Oxygenation for Severe COVID-19 in Pregnancy or Post Partum

2026-10-27T23:37:19.358Z

Cohort study · JAMA Netw Open, 2023. Maternal mortality: Maternal deaths, whole cohort: 16 16.0% (16.0%; 95% CI 8.2%-23.8%)

Randomized Trial of Early Detection and Treatment of Postpartum Hemorrhage

2026-10-27T23:35:39.811Z

Randomized controlled trial · N Engl J Med, 2023. Composite of severe PPH (blood loss ≥1000 ml), laparotomy for bleeding, or maternal death from bleeding: Intervention 1.6% · Usual care 4.3%

Tranexamic Acid to Prevent Obstetrical Hemorrhage after Cesarean Delivery

2026-10-27T23:35:39.811Z

Randomized controlled trial · N Engl J Med, 2023. Composite of maternal death or blood transfusion, by hospital discharge or 7 days post partum, whichever came first: Tranexamic acid 201 (3.6%) · Placebo 233 (4.3%)

Evaluation of intravenous infusion of labetalol versus magnesium sulfate on cerebral hemodynamics of preeclampsia patients with severe features using transcranial doppler

2026-10-27T23:08:04.173Z

Randomized controlled trial · J Clin Monit Comput, 2023. Cerebral hemodynamics by TCD: MCA mean flow velocity, mean end-diastolic velocity, pulsatility index (PI), estimated CPP, 1 and 6 hours after administration: group M: PI 0.77 ± 0.04 at baseline vs 0.66 ± 0.05 at 1 h and 0.66 ± 0.05 at 6 h (p value < 0.001)

A survey in the West Midlands of the United Kingdom of current practice in managing hypotension in lower segment caesarean section under spinal anaesthesia

2026-10-27T23:06:15.669Z

Cross-sectional study · Int J Obstet Anesth, 2023. Adherence to 2017 international consensus recommendations on managing hypotension during caesarean section under spinal anaesthesia; local guidelines; clinicians' treatment thresholds: Sites with a policy for vasopressor use 73%

Global obstetric anaesthesia: bridging the gap in maternal health care inequities through partnership in education

2026-10-27T23:06:15.669Z

Research article · Int J Obstet Anesth, 2023. LMICs face inadequate anaesthesia workforce, under-resourced health systems and sub-optimal access to labour and delivery care, negatively impacting maternal and neonatal outcomes

Improving blood product management in placenta accreta patients with severe bleeding: institutional experience

2026-10-27T23:06:15.669Z

Cohort study · Int J Obstet Anesth, 2023. Peri-operative outcomes: Deaths 0

Inadequate neuraxial anaesthesia during caesarean delivery: a survey of practitioners

2026-10-27T23:06:15.669Z

Cross-sectional study · Int J Obstet Anesth, 2023. Knowledge, training, practices and attitudes regarding failed neuraxial anaesthesia for caesarean delivery: Routinely inform patients of difference between pain and expected intra-operative sensations 320/327, 97.9%

The effects of intrathecal morphine on urinary bladder function and recovery in patients having a cesarean delivery – A randomized clinical trial

2026-10-27T22:55:35.298Z

Randomized controlled trial · Anaesth Crit Care Pain Med, 2023. Time to first micturition: PSM 10 (range 8-12) hours · PS 6 (range 6-8) hours

Effect of an oxytocin protocol on secondary uterotonic use in patients undergoing Cesarean delivery

2026-10-27T22:52:26.060Z

Cohort study · Can J Anaesth, 2023. Secondary uterotonic use — Postprotocol vs Preprotocol: OR 1.33 (95% CI 1.04 to 1.70); P = 0.02

Racial and ethnic disparities in obstetric anesthesia: a scoping review

2026-10-27T22:52:26.060Z

Research article · Can J Anaesth, 2023. Racial and ethnic disparities in obstetric anesthesia (peripartum, USA): Disparities described in use of labour epidural analgesia, labour epidural request timing, anesthesia for Cesarean deliveries, postpartum pain management, and epidural blood patch for PDPH

Labour analgesia by single shot spinal for any parturient?—A retrospective one‐year single centre audit

2026-10-27T22:48:29.585Z

Cohort study · Acta Anaesthesiol Scand, 2023. Insufficient duration of analgesia — Primiparous vs Advanced multiparous: OR 1.94 (CI 1.08-3.48); p < .01

Pre‐oxygenation using high‐flow nasal oxygen in parturients undergoing caesarean section in general anaesthesia: A prospective, multi‐centre, pilot study

2026-10-27T22:48:29.585Z

Cohort study · Acta Anaesthesiol Scand, 2023. Proportion desaturating below 93%, from start of pre-oxygenation until 1 min after tracheal intubation: HFNO 0 · Facemask 0

Association between maternal labour epidural analgesia and autistic traits in offspring

2026-10-27T22:44:42.780Z

Cohort study · J Clin Anesth, 2023. Abnormal Social Responsiveness Scale (SRS) T score (≥60 points), 7 years: MEA 19.9% · Non-exposed 26.1%

Determination of the Optimal Volume of Programmed Intermittent Epidural Bolus When Combined With the Dural Puncture Epidural Technique for Labor Analgesia: A Random-Allocation Graded Dose-Response Study

2026-10-27T22:35:32.011Z

Randomized controlled trial · Anesth Analg, 2023. Effective labor analgesia: 6 mL 32% · 8 mL 64% · 10 mL 76% · 12 mL 96%

General Anesthesia for Cesarean Delivery for Thrombocytopenia in Hypertensive Disorders of Pregnancy: Findings From the Obstetric Airway Management Registry

2026-10-27T22:35:32.011Z

Cohort study · Anesth Analg, 2022. Thrombocytopenia as indication for GA: Confirmed thrombocytopenia 48 (8.1%) · Suspected thrombocytopenia 52 (8.8%)

The Incidence and Predictors of Failed Spinal Anesthesia After Intrathecal Injection of Local Anesthetic for Cesarean Delivery: A Single-Center, 9-Year Retrospective Review

2026-10-27T22:35:32.011Z

Cohort study · Anesth Analg, 2023. Failed spinal anesthesia requiring an alternative anesthetic: Failed spinal anesthesia requiring an alternative anesthetic 2.1%

Maternal Cardiovascular Morbidity Events Following Preeclampsia: A Retrospective Cohort Study

2026-10-27T22:35:32.011Z

Cohort study · Anesth Analg, 2022. Composite of maternal cardiovascular morbidity events, during delivery hospital admission — Preeclampsia without severe features vs Without preeclampsia: aOR 1.87 (95% CI 1.78-1.97)

Ondansetron for the Prevention of Pruritus in Women Undergoing Cesarean Delivery With Intrathecal Opioid: A Systematic Review and Meta-Analysis

2026-10-27T22:35:32.011Z

Meta-analysis · Anesth Analg, 2023. Presence of pruritus — Ondansetron vs Placebo: RR 0.81 (95% CI 0.71-0.92); I 2 = 64%

Outpatient Treatment With Gabapentin in Women With Severe Acute Pain After Cesarean Delivery Is Ineffective: A Randomized, Double-Blind, Placebo-Controlled Trial

2026-10-27T22:35:32.011Z

Randomized controlled trial · Anesth Analg, 2023. Time to opioid cessation: Gabapentin median 2 (25th-75th percentiles 1-3) weeks · Placebo median 2 (25th-75th percentiles 1-3) weeks