ReviewAnesthesiology2021
Perioperative Opioid Administration.
Review in Anesthesiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 126 papers, 2 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Impact of Continuous Intraoperative Administration of Esmolol on Nociception Level-guided Control of Nociception. The EsmoNOL Randomized Controlled Trial
Efficacy and Safety of Anrikefon for Postoperative Analgesia in Ophthalmic Surgery: A Multicenter, Randomized, Parallel-Control, Non-Inferiority Trial
Who cites it
126 citing papers in PubMed, 2 syntheses or guidelines pooled it.
- Meditation for perioperative pain and anxiety: A systematic review.Brain and behavior · 2024Pooled it
- Regional anaesthesia for postoperative pain management following laparoscopic, visceral, non-oncological surgery a systematic review and meta-analysis.Surgical endoscopy · 2024Pooled it
- Opioid-free analgesia with esketamine-dexmedetomidine versus opioid-based analgesia after gynaecological laparoscopic surgery: a double-blind, randomized, controlled trial.Annals of medicine · 2026Trial
- Effect of different administration times of dexmedetomidine on the ED50 of sufentanil to inhibit the cardiovascular response in elderly patients with double lumen tracheal intubation: a randomized controlled trial.BMC anesthesiology · 2026Trial
- Ultrasound-guided unilateral thoracic paravertebral block for postoperative analgesia in pediatric patients undergoing thoracoscopic mediastinal tumor resection: a single-center randomized controlled trial.World journal of surgical oncology · 2025Trial
- Randomized active-controlled study of the effect of intraoperative nitrous oxide on postoperative pain and numbness after posterior lumbar interbody fusion surgery.Journal of anesthesia · 2025Trial
- Opioid-free anaesthesia to reduce postoperative nausea and vomiting after lower extremity wound surgery: a randomised double-blind crossover trial.Annals of medicine · 2025Trial
- Opioid-free anesthesia with quadratus lumborum block and Esketamine enhances postoperative recovery in laparoscopic colon cancer surgery: A randomized controlled trial.Scientific reports · 2025Trial
- Efficacy of quadratus lumborum block type 3 on postoperative cell-mediated immunity and analgesia for laparoscopic radical gastrectomy: a prospective randomized controlled trial.Surgical endoscopy · 2025Trial
- Intravenous Ibuprofen Versus Ketorolac for Perioperative Pain Control in Patients with Morbid Obesity Undergoing Bariatric Surgery: A Randomized Controlled Trial.Obesity surgery · 2025Trial
- Effects of balanced opioid-free anesthesia on post-operative nausea and vomiting in patients undergoing video-assisted thoracic surgery: a randomized trial.BMC anesthesiology · 2025Trial
- Optimal Effect-Site Concentration of Propofol for Hemodynamic Stability During Intubation with Dexmedetomidine: A Randomized Controlled Study.Drug design, development and therapy · 2025Trial
- Effects of opioid-sparing general anesthesia on postoperative nausea and vomiting in laparoscopic gynecological surgery.Korean journal of anesthesiology · 2024Trial
- Trial
- Intravenous ibuprofen versus ketorolac for perioperative pain control in open abdominal hysterectomy: a randomized controlled trial.BMC anesthesiology · 2024Trial
- Balanced opioid-free anesthesia with lidocaine and esketamine versus balanced anesthesia with sufentanil for gynecological endoscopic surgery: a randomized controlled trial.Scientific reports · 2024Trial
- A Randomized Controlled Non-Inferiority Trial Evaluating Opioid-Free versus Opioid-Sparing Analgesia for Orbital Fracture Reconstruction Under General Anesthesia.Journal of pain research · 2024Trial
- Intraoperative Methadone in Next-day Discharge Outpatient Surgery: A Randomized, Double-blinded, Dose-finding Pilot Study.Anesthesiology · 2023Trial
- Intrathecal dexmedetomidine as an adjuvant to plain ropivacaine for spinal anesthesia during cesarean section: a prospective, double-blinded, randomized trial for EDBMC anesthesiology · 2023Trial
- Opioid-reduced anesthesia based on esketamine in gynecological day surgery: a randomized double-blind controlled study.BMC anesthesiology · 2022Trial
66 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
4 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Opioids form an important component of general anesthesia and perioperative analgesia. Discharge opioid prescriptions are identified as a contributor for persistent opioid use and diversion. In parallel, there is increased enthusiasm to advocate opioid-free strategies, which include a combination of known analgesics and adjuvants, many of which are in the form of continuous infusions. This article critically reviews perioperative opioid use, especially in view of opioid-sparing versus opioid-free strategies. The data indicate that opioid-free strategies, however noble in their cause, do not fully acknowledge the limitations and gaps within the existing evidence and clinical practice considerations. Moreover, they do not allow analgesic titration based on patient needs; are unclear about optimal components and their role in different surgical settings and perioperative phases; and do not serve to decrease the risk of persistent opioid use, thereby distracting us from optimizing pain and minimizing realistic long-term harms.
Indexed as
Identifiers
32991672What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.