Evidence map›Paper›PMID 41407997›Full record

ArticleEuropean spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society2026

Endoscopic lumbar decompression in patients with obesity does not correlate with inferior outcomes.

Joshua G Sanchez, Julian Smith-Voudouris, Katie M Zehner, Scott J Halperin, Sahir S Jabbouri, Anthony E Seddio, Daniel R Rubio, Jonathan N Grauer

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In one paragraph

Article in European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from 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.

2 · The registry

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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. In reply to the letter to the editor regarding "Endoscopic lumbar decompression in patients with obesity does not correlate with inferior outcomes".European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2026
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Joshua G SanchezDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA. josh.sanchez@yale.edu.ORCID http://orcid.org/0000-0001-9402-7148
Julian Smith-VoudourisDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA.
Katie M ZehnerDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA.
Scott J HalperinDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA.
Sahir S JabbouriDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA.
Anthony E SeddioDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA. anthony.seddio@yale.edu.
Daniel R RubioDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA.
Jonathan N GrauerDepartment of Orthopaedics and Rehabilitation, Yale School of Medicine, New Haven, USA. jonathan.grauer@yale.edu.ORCID http://orcid.org/0000-0002-2626-7278

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeEndoscopic spine surgery (ESS) may reduce perioperative risks traditionally associated with obesity in open lumbar procedures. This study evaluated 90-day complications, healthcare utilization, and insurer-payments in obese versus non-obese patients undergoing endoscopic lumbar decompression.

methodsA national administrative database was queried for adults undergoing endoscopic lumbar decompression from January 2017 to April 2023. Patients with trauma, neoplasm, or infection within 90-days preoperatively or < 90-day follow-up postoperatively were excluded. Cohorts were stratified by obesity (body mass index > 30 kg/m²). Demographics, 90-day complications (any, severe, minor), and healthcare utilization (emergency department visits, readmissions, physical therapy) were compared using univariable tests and multivariable logistic regression adjusting for age, sex, Elixhauser Comorbidity Index, smoking, type 2 diabetes, hypertension, obstructive sleep apnea, and surgical indication (stenosis vs. disc herniation). Ninety-day insurer payments were compared using a Wilcoxon rank-sum test.

resultsA total of 1,989 patients met criteria (1618 non-obese; 371 obese). On univariable and multivariable analysis, obesity was not associated with increased odds of any 90-day complication or healthcare-utilization outcome. Median (25th quartile, 75th quartile) 90-day insurer-payments were $2563 ($1074, 5124) for non-obese patients and $3310 ($1572, 5784) for obese patients (p = 0.0003).

conclusionThis study demonstrated obesity was not associated with increased odds of 90-day complications or healthcare utilization in the adjusted models. However, obese patients incurred higher insurer-paid costs, underscoring important clinical and policy considerations. As ESS becomes increasingly utilized, future work should examine patient-reported outcomes, longer-term complications, and reoperation-free survival in obese patients as well as in populations with other comorbidities.

Indexed as

Decompression, SurgicalEndoscopyLumbar VertebraeObesityAdultAgedFemaleHumansMaleMiddle AgedPostoperative ComplicationsTreatment OutcomeEndoscopic spine surgeryHealthcare costsLumbar decompressionObesityOutcomes

Identifiers

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Registered trials

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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.