Surgeons' risk perception in ASD surgery: The value of objective risk assessment on decision making and patient counselling.

dc.contributor.author

Pellisé, Ferran

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Vila-Casademunt, Alba

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Núñez-Pereira, Susana

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Haddad, Sleiman

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Smith, Justin S

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Kelly, Michael P

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Alanay, Ahmet

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Shaffrey, Christopher

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Pizones, Javier

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Yilgor, Çaglar

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Obeid, Ibrahim

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Burton, Douglas

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Kleinstück, Frank

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Fekete, Tamas

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Bess, Shay

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Gupta, Munish

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Loibl, Markus

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Klineberg, Eric O

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Sánchez Pérez-Grueso, Francisco J

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Serra-Burriel, Miquel

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Ames, Christopher P

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European Spine Study Group, International Spine Study Group

dc.date.accessioned

2023-06-15T17:50:42Z

dc.date.available

2023-06-15T17:50:42Z

dc.date.issued

2022-05

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2023-06-15T17:50:42Z

dc.description.abstract

Background

Surgeons often rely on their intuition, experience and published data for surgical decision making and informed consent. Literature provides average values that do not allow for individualized assessments. Accurate validated machine learning (ML) risk calculators for adult spinal deformity (ASD) patients, based on 10 year multicentric prospective data, are currently available. The objective of this study is to assess surgeon ASD risk perception and compare it to validated risk calculator estimates.

Methods

Nine ASD complete (demographics, HRQL, radiology, surgical plan) preoperative cases were distributed online to 100 surgeons from 22 countries. Surgeons were asked to determine the risk of major complications and reoperations at 72 h, 90 d and 2 years postop, using a 0-100% risk scale. The same preoperative parameters circulated to surgeons were used to obtain ML risk calculator estimates. Concordance between surgeons' responses was analyzed using intraclass correlation coefficients (ICC) (poor < 0.5/excellent > 0.85). Distance between surgeons' and risk calculator predictions was assessed using the mean index of agreement (MIA) (poor < 0.5/excellent > 0.85).

Results

Thirty-nine surgeons (74.4% with > 10 years' experience), from 12 countries answered the survey. Surgeons' risk perception concordance was very low and heterogeneous. ICC ranged from 0.104 (reintervention risk at 72 h) to 0.316 (reintervention risk at 2 years). Distance between calculator and surgeon prediction was very large. MIA ranged from 0.122 to 0.416. Surgeons tended to overestimate the risk of major complications and reintervention in the first 72 h and underestimated the same risks at 2 years postop.

Conclusions

This study shows that expert surgeon ASD risk perception is heterogeneous and highly discordant. Available validated ML ASD risk calculators can enable surgeons to provide more accurate and objective prognosis to adjust patient expectations, in real time, at the point of care.
dc.identifier

10.1007/s00586-022-07166-2

dc.identifier.issn

0940-6719

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1432-0932

dc.identifier.uri

https://hdl.handle.net/10161/28018

dc.language

eng

dc.publisher

Springer Science and Business Media LLC

dc.relation.ispartof

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

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10.1007/s00586-022-07166-2

dc.subject

European Spine Study Group, International Spine Study Group

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Humans

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Risk Assessment

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Prospective Studies

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Perception

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Decision Making

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Counseling

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Adult

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Surgeons

dc.title

Surgeons' risk perception in ASD surgery: The value of objective risk assessment on decision making and patient counselling.

dc.type

Journal article

duke.contributor.orcid

Shaffrey, Christopher|0000-0001-9760-8386

pubs.begin-page

1174

pubs.end-page

1183

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5

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Duke

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School of Medicine

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Clinical Science Departments

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Orthopaedic Surgery

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Neurosurgery

pubs.publication-status

Published

pubs.volume

31

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