Observational studyBritish journal of anaesthesia2025
Genetic variants associated with chronic postsurgical pain: evidence from the China Surgery and Anaesthesia Cohort study.
Observational study in British journal of anaesthesia, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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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.
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Who cites it
2 citing papers in PubMed.
- Article
- Preoperative Central Sensitization in Pilon Fracture Outcomes: Considerations on Grouping, Analgesia, and Data Interpretation [Letter].Journal of pain research · 2025Article
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Authors and funding
16 authors.
Funding
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Abstract
backgroundChronic postsurgical pain (CPSP) is one of the most common surgery-related complications and significantly impacts patient' quality of life. However, studies exploring the underlying genetics of postsurgical pain remain limited.
methodsThis study was based on 17 025 individuals from the China Surgery and Anaesthesia Cohort. We used the Brief Pain Inventory to measure pain intensity prospectively after surgery. CPSP was defined as a dichotomous (yes, no) or continuous (based on pain intensity) variable across surgeries (abdomen, thorax, head and neck, limbs and superficial body regions and other body areas) at 3 months, and persistent pain at various postsurgical follow-up assessments. Genome-wide association analyses were conducted in 9022 individuals with genotyping data.
resultsWe identified 16 independent genome-wide significant loci associated with CPSP. Multiple approaches, including gene mapping, annotation, and multiomics colocalisation, prioritised several potential risk genes, such as ASTN1, RSU1, and C1QL3, involved in neuronal migration, extracellular signal-regulated kinase/mitogen-activated protein kinase signalling, and synaptic function. The single nucleotide polymorphism-based narrow-sense heritability was estimated to be 13.7% (5.1-22.4%) for CPSP defined as a continuous variable. The polygenic risk scores of post-traumatic stress disorder, pain all over the body, multisite chronic pain, and opioid dependence were associated with CPSP at a nominal significance level.
conclusionsThis study enhances our understanding of the genetic predisposition to chronic postsurgical pain. CLINICAL
trial registrationChinese Clinical Trial Registry (ChiCTR2000034039).
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