Evidence map›Paper›PMID 31702649›Full record

SynthesisMedicine2019

Diagnostic value of cytology, thyroglobulin, and combination of them in fine-needle aspiration of metastatic lymph nodes in patients with differentiated thyroid cancer: A systematic review and network meta-analysis.

Yixin Xu, Dapeng Wu, Wenting Wu, Jian Jiang, Cheng Xi, Nianyuan Ye, Yibo Wang, Xuezhong Xu

Abstract readSystematic ReviewNetwork Meta-Analysis
In one paragraph

Synthesis in Medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

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

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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.

Yixin XuDepartment of General Surgery, Wujin Hospital Affiliated to Jiangsu University, Changzhou.
Dapeng WuDepartment of Endoscopy, Jiangsu Provincial Hospital of Traditional Chinese Medicine, Nanjing.
Wenting WuDepartment of Intensive Care Unit, Changzhou No.2 Hospital Affiliated to Nanjing Medical University.
Jian JiangDepartment of Endocrine, Changzhou No.4 Hospital Affiliated to Suzhou University, Changzhou, Jiangsu, China.
Cheng XiDepartment of General Surgery, Wujin Hospital Affiliated to Jiangsu University, Changzhou.
Nianyuan YeDepartment of General Surgery, Wujin Hospital Affiliated to Jiangsu University, Changzhou.
Yibo WangDepartment of General Surgery, Wujin Hospital Affiliated to Jiangsu University, Changzhou.
Xuezhong XuDepartment of General Surgery, Wujin Hospital Affiliated to Jiangsu University, Changzhou.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo investigate the diagnostic performance of cytology (fine-needle aspiration cytology [FNAC]), thyroglobulin (fine-needle aspiration thyroglobulin [FNA-Tg]), and combination of them in the washout of fine-needle aspiration for those patients who have suspicious metastatic lymph nodes of differentiated thyroid cancer.

methodsDatabases, including PubMed, EMbase, Web of Science and Cochrane Library were searched up to June 2019. The quality assessment of diagnostic accuracy scale-2 was used to conduct quality assessments, and publication bias was evaluated using the Deeks funnel plot. STATA version 14.0 was used to perform the meta-analysis.

resultsA total of 2257 patients with 2786 samples of suspicious metastatic lymph nodes of differentiated thyroid cancer were included in the meta-analysis. The results showed that the diagnostic value for detecting lymph node metastasis of differentiated thyroid cancer was as follows: combination of FNAC and FNA-Tg > FNA-Tg > FNAC. All differences of superiority among them are statistically significant. The sensitivity of the combination was 0.968 (95% confidence interval [CI]: 0.942-0.983), the specificity was 0.932 (95% CI: 0.856-0.969), the diagnostic score was 6.036 (95% CI: 4.892-7.181), the diagnostic odds ratio was 418.424 (95% CI: 133.167-1314.729), and the score of summary receiver operating characteristic was 0.99 (95% CI: 0.97-0.99).

conclusionsThe combination of FNAC and FNA-Tg is an excellent procedure in diagnosis of lymph nodes metastasis of patients with differentiated thyroid cancer, which should be highly recommended.

Indexed as

Area Under CurveBiomarkers, TumorBiopsy, Fine-NeedleCarcinoma, PapillaryHumansLymphatic MetastasisPredictive Value of TestsThyroglobulinThyroid NeoplasmsBiomarkers, TumorThyroglobulin

Identifiers

PMID31702649
PMCPMC6855606

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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.