Evidence map›Paper›PMID 34469045›Full record

ArticleCancer medicine2021

Smoking status combined with tumor mutational burden as a prognosis predictor for combination immune checkpoint inhibitor therapy in non-small cell lung cancer.

Li-Yue Sun, Wen-Jian Cen, Wen-Ting Tang, Ya-Kang Long, Xin-Hua Yang, Xiao-Meng Ji, Jiao-Jiao Yang, Ren-Jing Zhang, Fang Wang, Jian-Yong Shao and 1 more

Abstract read
In one paragraph

Article in Cancer medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Trial
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  4. Nanovaccines for lung cancer: Platforms, mechanistic insights, and translational challenges.Chinese medical journal pulmonary and critical care medicine · 2026
    Review
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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

11 authors.

Li-Yue SunState Key Laboratory of Oncology in South China, Guangzhou, China.ORCID 0000-0003-1919-0820
Wen-Jian CenState Key Laboratory of Oncology in South China, Guangzhou, China.
Wen-Ting TangState Key Laboratory of Oncology in South China, Guangzhou, China.
Ya-Kang LongState Key Laboratory of Oncology in South China, Guangzhou, China.
Xin-Hua YangState Key Laboratory of Oncology in South China, Guangzhou, China.
Xiao-Meng JiState Key Laboratory of Oncology in South China, Guangzhou, China.
Jiao-Jiao YangState Key Laboratory of Oncology in South China, Guangzhou, China.
Ren-Jing ZhangState Key Laboratory of Oncology in South China, Guangzhou, China.
Fang WangState Key Laboratory of Oncology in South China, Guangzhou, China.
Jian-Yong ShaoState Key Laboratory of Oncology in South China, Guangzhou, China.
Zi-Ming DuState Key Laboratory of Oncology in South China, Guangzhou, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis study aimed to explore the prognostic value of tumor mutational burden (TMB) combined with smoking status in advanced non-small cell lung cancer (NSCLC) patients who received immune checkpoint inhibitor therapy (anti PD-1/PD-L1 therapy) combined with chemotherapy or anti-angiogenesis therapy.

methodsWe conducted a retrospective analysis of NSCLC patients who underwent next-generation sequencing test (either 295-gene panel NGS or 1021-gene panel NGS) from September 2017 to November 2020. The relationship between TMB and smoking status was investigated. Kaplan-Meier survival analysis was used to compare progression-free survival (PFS) of the NSCLC patients who received combination immunotherapy grouped by TMB value and smoking status.

resultsWe enrolled 323 cases and 388 cases of NSCLC patients in the 295-gene panel cohort and 1021-gene panel cohort, respectively. Positive correlation between TMB and smoking status was found in lung adenocarcinoma, but not in lung squamous cell carcinoma. Participants with both high TMB and smoking status who received immune checkpoint therapy combined with chemotherapy or anti-angiogenesis therapy had longer PFS than other participants (p < 0.05).

conclusionsThe combination of TMB with smoking status might be a potential predictor for the efficacy of combination immunotherapy in advanced NSCLC.

Indexed as

Biomarkers, TumorCarcinoma, Non-Small-Cell LungFemaleHigh-Throughput Nucleotide SequencingHumansImmune Checkpoint InhibitorsImmunotherapyLung NeoplasmsMaleMiddle AgedPrognosisRetrospective StudiesSmokingBiomarkers, TumorImmune Checkpoint Inhibitorscombination therapyimmune checkpoint inhibitornon-small cell lung cancersmokingtumor mutational burden

Identifiers

PMID34469045
PMCPMC8495280

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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.