Evidence map›Paper›PMID 32699933›Full record

ArticleInternational orthopaedics2020

Effects of surgeon experience and patient characteristics on accuracy of digital pre-operative planning in total hip arthroplasty.

Ittai Shichman, Shai Factor, Or Shaked, Samuel Morgan, Nissan Amzallag, Aviram Gold, Nimrod Snir, Yaniv Warschawski

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Article in International orthopaedics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
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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.

Ittai ShichmanAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Shai FactorAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Or ShakedAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Samuel MorganAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Nissan AmzallagAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Aviram GoldAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Nimrod SnirAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel.
Yaniv WarschawskiAdult Reconstruction Unit, Division of Orthopedics, Sackler Faculty of Medicine, Tel Aviv Sourasky Medical Center,, Tel Aviv University, 6 Weizman Street, 6423906, Tel Aviv, Israel. yanivarsh@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe effect of surgeon experience on accuracy of digital pre-operative planning for total hip arthroplasty (THA) remains unclear. The aims of our study were to compare pre-operative planning accuracy between fellow-trained orthopaedic surgeons and residents and to explore whether surgery indication effects the prediction accuracy.

methodsWe prospectively reviewed 101 patients who underwent pre-operative digital templating for THA in our center from January 2019 to January 2020 with King Mark device. Extracted data included baseline characteristics and indication for primary arthroplasty. Pre-operative digital templating was performed separately by both a fellow-trained surgeon and a resident. Accuracy of each group was compared with the implanted components.

resultsThe overall adequate pre-operative planning of the acetabular cup (exact or +/-1 size match) by the fellow-trained group was higher compared with the resident's group (77.2 and 64.3% respectively, p = 0.037), whereas the overall adequate pre-operative planning of the femoral stem (exact or +/-1 size match) was higher in the resident's group compared with the fellow-trained group (83.2 and 61.4% respectively, p < =0.001). The fellow-trained group showed better pre-operative planning of complex cases (developmental dysplasia of the hip and avascular necrosis of femoral head) than the resident's group.

conclusionsThe experience of the planner does not significantly affect the accuracy of correctly predicting component sizes. However, in complex cases, fellow-trained surgeons should assist residents in digital pre-operative templating for THA.

Indexed as

Arthroplasty, Replacement, HipHip ProsthesisSurgeonsAcetabulumHip JointHumansPreoperative CareCalibrationDigital templatingTotal hip arthroplastyTraumaCAD

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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.