Evidence map›Paper›PMID 34103652›Full record

Observational studyScientific reports2021

The impact of different first-line EGFR-TKIs on the clinical outcome of sequential osimertinib treatment in advanced NSCLC with secondary T790M.

Yen-Hsiang Huang, Jeng-Sen Tseng, Kuo-Hsuan Hsu, Kun-Chieh Chen, Kang-Yi Su, Sung-Liang Yu, Jeremy J W Chen, Tsung-Ying Yang, Gee-Chen Chang

Erratum issuedOpen access · goldAbstract readObservational Study
In one paragraph

Observational study in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.6field-weighted citation impact, top 16% of its field
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

19 citing papers in PubMed, 22 citations in OpenAlex.

  1. Prevalence and prognostic impact of HPV, EBV, and HIV in head and neck squamous cell carcinoma in the Brazilian Amazon cohort.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

5 · Who and what money

Authors and funding

9 authors at 6 institutions in 1 country.

Yen-Hsiang HuangDivision of Chest Medicine, Department of Internal Medicine, Taichung Veterans General Hospital, No. 1650, Sect. 4, Taiwan Boulevard, Taichung, 407, Taiwan.
Jeng-Sen TsengDivision of Chest Medicine, Department of Internal Medicine, Taichung Veterans General Hospital, No. 1650, Sect. 4, Taiwan Boulevard, Taichung, 407, Taiwan.
Kuo-Hsuan HsuDivision of Critical Care and Respiratory Therapy, Department of Internal Medicine, Taichung Veterans General Hospital, No. 1650, Sect. 4, Taiwan Boulevard, Taichung, 407, Taiwan.
Kun-Chieh ChenDivision of Pulmonary Medicine, Department of Internal Medicine, Chung Shan Medical University Hospital, No.110, Sec. 1, Jianguo N. Road, Taichung, 402, Taiwan.
Kang-Yi SuDepartment of Clinical Laboratory Sciences and Medical Biotechnology, College of Medicine, National Taiwan University, No. 1, Sect. 1, Jen Ai Road, Taipei, 100, Taiwan.
Sung-Liang YuDepartment of Clinical Laboratory Sciences and Medical Biotechnology, College of Medicine, National Taiwan University, No. 1, Sect. 1, Jen Ai Road, Taipei, 100, Taiwan.
Jeremy J W ChenInstitute of Biomedical Sciences, National Chung Hsing University, No. 145, Xingda Rd., South Dist., Taichung, 402, Taiwan.
Tsung-Ying YangDivision of Chest Medicine, Department of Internal Medicine, Taichung Veterans General Hospital, No. 1650, Sect. 4, Taiwan Boulevard, Taichung, 407, Taiwan. jonyin@gmail.com.
Gee-Chen ChangInstitute of Biomedical Sciences, National Chung Hsing University, No. 145, Xingda Rd., South Dist., Taichung, 402, Taiwan. geechen@gmail.com.
Taichung Veterans General Hospital · TWNational Taiwan University · TWChung Shan Medical University · TWNational Chung Hsing University · TWNational Yang Ming Chiao Tung University · TWNational Yang Ming Chiao Tung University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The impact of different first-line epidermal growth factor receptor (EGFR)-tyrosine kinase inhibitor (TKI)s to the clinical efficacy of osimertinib in EGFR-mutant non-small-cell lung cancer (NSCLC) patients with acquired T790M was still unclear. We enrolled 733 advanced EGFR-mutant NSCLC patients with gefitinib, erlotinib or afatinib as first-line EGFR-TKIs treatment for analysis. 373 patients received re-biopsies after progressive disease to first-line EGFR-TKIs treatment, and the total positive rate of T790M was 51.7%. 151 patients who harbored T790M received osimertinib as subsequent treatment. Among them, the median progression-free survival (PFS) of first-line EGFR-TKI (PFS1) was 14.0 months, and the median PFS of osimertinib (PFS2) was 10.1 months. The median PFS1 + PFS2 was 27.5 months, and the median overall survival from first-line EGFR-TKI was 61.3 months. Concerning different first-line EGFR-TKIs, the median PFS2 was 10.9 months in the gefitinib group, 10.0 months in the erlotinib group, and 6.7 months in the afatinib group (p = 0.534). The median PFS1 + PFS2 was 27.7 months, 26.8 months and 24.0 months in the gefitinib, erlotinib, and afatinib group, respectively (p = 0.575). In conclusion, both first-generation and second-generation EGFR-TKIs sequential osimertinib treatment provided good clinical efficacy in advanced EGFR-mutant NSCLC patients with acquired T790M mutation.

Indexed as

Carcinoma, Non-Small-Cell LungLung NeoplasmsMutation, MissenseNeoplasm ProteinsAcrylamidesAgedAmino Acid SubstitutionAniline CompoundsDisease-Free SurvivalErbB ReceptorsFemaleHumansIndolesMaleMiddle AgedProtein Kinase InhibitorsAcrylamidesAniline CompoundsEGFR protein, humanErbB ReceptorsIndolesNeoplasm ProteinsosimertinibProtein Kinase InhibitorsPyrimidines

Identifiers

PMID34103652
PMCPMC8187359
OpenAlexW3169621419

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.