Evidence map›Paper›PMID 34254039›Full record

ArticleFrontiers in oncology2021

A Comparative Analysis of Six Machine Learning Models Based on Ultrasound to Distinguish the Possibility of Central Cervical Lymph Node Metastasis in Patients With Papillary Thyroid Carcinoma.

Ying Zou, Yan Shi, Jihua Liu, Guanghe Cui, Zhi Yang, Meiling Liu, Fang Sun

Abstract read
In one paragraph

Article in Frontiers in oncology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 2 pooled it
–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

15 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  15. Detecting Aggressive Papillary Thyroid Carcinoma Using Hyperspectral Imaging and Radiomic Features.Proceedings of SPIE--the International Society for Optical Engineering
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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

7 authors.

Ying ZouDepartment of Radiology, First Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin, China.
Yan ShiDepartment of Ultrasonography, Binzhou Medical University Hospital, Binzhou City, China.
Jihua LiuDepartment of Radiology, First Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin, China.
Guanghe CuiDepartment of Ultrasonography, Binzhou Medical University Hospital, Binzhou City, China.
Zhi YangDepartment of Ultrasonography, Binzhou Medical University Hospital, Binzhou City, China.
Meiling LiuDepartment of Ultrasonography, Binzhou Medical University Hospital, Binzhou City, China.
Fang SunDepartment of Ultrasonography, Binzhou Medical University Hospital, Binzhou City, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Current approaches to predict central cervical lymph node metastasis (CLNM) in patients with papillary thyroid carcinoma (PTC) have failed to identify patients who would benefit from preventive treatment. Machine learning has offered the opportunity to improve accuracy by comparing the different algorithms. We assessed which machine learning algorithm can best improve CLNM prediction. This retrospective study used routine ultrasound data of 1,364 PTC patients. Six machine learning algorithms were compared to predict the possibility of CLNM. Predictive accuracy was assessed by sensitivity, specificity, positive predictive value, negative predictive value, and the area under the curve (AUC). The patients were randomly split into the training (70%), validation (15%), and test (15%) data sets. Random forest (RF) led to the best diagnostic model in the test cohort (AUC 0.731 ± 0.036, 95% confidence interval: 0.664-0.791). The diagnostic performance of the RF algorithm was most dependent on the following five top-rank features: extrathyroidal extension (27.597), age (17.275), T stage (15.058), shape (13.474), and multifocality (12.929). In conclusion, this study demonstrated promise for integrating machine learning methods into clinical decision-making processes, though these would need to be tested prospectively.

Indexed as

lymphatic metastasismachine learningpapillary thyroid carcinomarandom forestultrasound

Identifiers

PMID34254039
PMCPMC8270759

What OpenQuestion holds

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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.