Evidence map›Paper›PMID 34532113›Full record

ArticleJournal of gastrointestinal oncology2021

A methylation-based prognostic model predicts survival in patients with colorectal cancer.

Shanyue Tan, Weiwei Gui, Sumeng Wang, Chongqi Sun, Xian Xu, Lingxiang Liu

Abstract read
In one paragraph

Article in Journal of gastrointestinal oncology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

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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

6 authors.

Shanyue TanDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Weiwei GuiDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Sumeng WangDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Chongqi SunDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Xian XuDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Lingxiang LiuDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo construct a model that could effectively predict the prognosis of colorectal cancer (CRC) by searching for methylated-differentially expressed genes (MDEGs).

methodsWe identified MDEGs through four databases from Gene Expression Omnibus (GEO) and annotated their functions via bioinformatics analysis. Subsequently, after adjusting for gender, age, and grading, multivariate Cox hazard analysis was utilized to select MDEGs interrelated with the prognosis of CRC, and LASSO analysis was utilized to fit the prediction model in the training set. Furthermore, another independent dataset was harnessed to verify the effectiveness of the model in predicting prognosis.

resultsIn total, 252 hypomethylated and up-regulated genes and 132 hypermethylated and down-regulated genes were identified, 27 of which were correlated with the prognosis of CRC, and a 10-gene prognostic model was established after LASSO analysis. The overall survival rate could be effectively grouped into different risks by the median score of this model in the training set [risk ratio (HR) =2.27, confidence interval (95% CI), 1.69-3.13, P=8.15×10

conclusionsOur model could effectively predict the overall survival rate of patients with CRC and provides potential application guidelines for its clinically personalized treatment.

Indexed as

Colorectal cancer (CRC)methylationoverall survival timeprognostic model

Identifiers

PMID34532113
PMCPMC8421910

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