Evidence map›Paper›PMID 39910526›Full record

ArticleBMC surgery2025

The prognostic value of the neutrophil-to-lymphocyte ratio (NLR) and platelet-to-lymphocyte ratio (PLR) in colorectal cancer and colorectal anastomotic leakage patients: a retrospective study.

Nuo Xu, Jian-Xin Zhang, Jia-Jie Zhang, Zhuo Huang, Lian-Chun Mao, Zhi-Yong Zhang, Wei-Dong Jin

Registry-linked trialAbstract read
In one paragraph

Article in BMC surgery, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07231926 (The Effects of Intrathecal Morphine in Addition to Serratus Anterior Plane Block and Dexmedetomidine on Postoperative Recovery), which is not on this map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 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.

NCT07231926 narecruitingnot on this map

The Effects of Intrathecal Morphine in Addition to Serratus Anterior Plane Block and Dexmedetomidine on Postoperative Recovery (QoR-15) and Systemic Inflammation in Video-Assisted Thoracoscopic Surgery: A Randomized Controlled Trial

TypeinterventionalSponsorAtaturk UniversityRan2025 to 2026Enrolled52ConditionsPostoperative Pain Management in Video-Assisted Thoracoscopic SurgeryArmsIntrathecal Morphine, Serratus Anterior Plane Block (SAPB) group, Dexmedetomidine
3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  3. Beyond the biopsy: the new era of non-invasive staging and biomarkers in colorectal cancer.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
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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.

Nuo XuWuhan University of Science and Technology, School of Medicine, Wuhan, Hubei, 430081, China.
Jian-Xin ZhangChinese People's Liberation Army Central Theater General Hospital General Surgery Department, Wuhan, Hubei, 4300770, China.
Jia-Jie ZhangDepartment of Statistics and Applied Probability, University of California, Santa Barbara, CA, 93106, USA.
Zhuo HuangChinese People's Liberation Army Central Theater General Hospital General Surgery Department, Wuhan, Hubei, 4300770, China.
Lian-Chun MaoChinese People's Liberation Army Central Theater General Hospital General Surgery Department, Wuhan, Hubei, 4300770, China.
Zhi-Yong ZhangChinese People's Liberation Army Central Theater General Hospital General Surgery Department, Wuhan, Hubei, 4300770, China. ptwkzzy@163.com.
Wei-Dong JinChinese People's Liberation Army Central Theater General Hospital General Surgery Department, Wuhan, Hubei, 4300770, China. jwdong1972@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe purpose of this study was to investigate the influence and predictive value of preoperative peripheral blood neutrophil-to-lymphocyte ratio (NLR) and platelet-to-lymphocyte ratio (PLR) index on the prognosis of colorectal anastomotic leakage (CAL) patients.

methodsThis study retrospectively analyzed the clinical data of 1016 patients who underwent radical resection for colorectal cancer at a single center between January 1, 2007 and December 31, 2023. In this study, NLR and PLR were analyzed before surgery. Kaplan-Meier survival analysis was performed according to the postoperative survival status of the patients. Nomogram and calibration curve were established by proportional hazards model (COX) to verify its predictive value.

resultsA total of 890 patients with colorectal cancer, 102 patients with CAL, and 788 patients with non- anastomotic leakage (AL) colorectal cancer were enrolled for a median follow-up of 96 months (quartile range 33-133). In this study, COX regression analysis showed that preoperative NLR and PLR could predict the prognosis of CAL patients, and the optimal cut-off points of NLR and PLR were 2.89 and 157.62, respectively. Kaplan-Meier survival curve results showed that 5-year overall survival (OS) and disease-free survival (DFS) in the low NLR and PLR group were significantly higher than those in the high NLR and PLR group. OS and DFS were divided into high, low NLR and PLR groups. Finally, based on COX model, a nomogram analysis was conducted to analyze the risk factors affecting OS and DFS, and the accuracy and practicality of the model were verified by calibration curve and decision curve.

conclusionPreoperative NLR and PLR can predict the long-term prognosis of colorectal cancer (CRC) and CAL patients, and patients with NLR ≥ 2.89 and PLR ≥ 157.62 have poor survival prognosis. Nomogram and calibration curve analysis will further improve the accuracy of OS and DFS prediction.

Indexed as

Anastomotic LeakBlood PlateletsColorectal NeoplasmsLymphocytesNeutrophilsAdultAgedFemaleHumansLeukocyte CountLymphocyte CountMaleMiddle AgedNomogramsPlatelet CountPredictive Value of TestsAnastomotic leakageColorectal cancerNeutrophil-to-lymphocyte ratioPlatelet-to-lymphocyte ratioPrognostic value

Identifiers

PMID39910526
PMCPMC11796187

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Registered trials

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.