Evidence map›Paper›PMID 28808860›Full record

ArticleClinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico2018

Validation of the AJCC 8th lung cancer staging system among patients with small cell lung cancer.

O Abdel-Rahman

Abstract readValidation Study
PubMed Publisher
In one paragraph

Article in Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. The current role of surgery and SBRT in early stage of small cell lung cancer.Journal of clinical and translational research · 2021
    Review
  10. Review
  11. Article
  12. Development and Validation of a Nomogram Prognostic Model for SCLC Patients.Journal of thoracic oncology : official publication of the International Association for the Study of Lung Cancer · 2018
    Article
  13. Modified staging system for pulmonary carcinoids on the basis of lung cancer TNM system.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2018
    Article
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

1 author.

O Abdel-RahmanClinical Oncology Department, Faculty of Medicine, Ain Shams University, Lotfy Elsayed Street, Cairo, 11566, Egypt. omar.abdelrhman@med.asu.edu.eg.ORCID http://orcid.org/0000-0002-5117-2502

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe current study tried to validate the prognostic significance of the 8th American Joint Committee on Cancer (AJCC) staging system among small cell lung cancer (SCLC) patients recorded within the surveillance, epidemiology, and end results (SEER) database. PATIENTS AND

methodsSEER database (2004-2014) has been queried through SEER*Stat program, and both AJCC 7th and 8th edition stages were constructed. Cancer-specific and overall survival analyses according to both editions were performed through Kaplan-Meier analysis. The cause-specific Cox regression hazard for both AJCC editions (adjusted for age, gender, race, and surgery) was calculated and pair-wise comparisons of hazard ratios were conducted.

resultsA total of 39,286 patients with SCLC were recruited in the period from 2004 to 2014. For overall and cancer-specific survival assessment, according to the AJCC 7th edition, P values for all pair-wise comparisons among different stages were significant (<0.0001) except for the comparisons between stage IB vs. stage IIA, and stage IIB vs. stage IIIA. For overall survival assessment, according to AJCC 8th, P values for all pair-wise comparisons were significant (<0.05) except for IA2 vs. IA3, IA3 vs. IB, IB vs. IIA, IIA vs. IIB, and IIIB vs. IIIC. For cancer-specific survival, according to AJCC 8th, P values for all pair-wise comparisons among different stages were significant (<0.05) except IA1 vs. IA2, IA2 vs. IA3, and IIA vs. IIB. When conducting pair-wise hazard ratio comparisons among different AJCC stages (for both editions), similar findings to the Kaplan-Meier analyses were reported.

conclusionWhile there is a clear improvement for both the AJCC 7th and 8th systems compared to the old veterans' administration system, there is a modest improvement for the 8th compared to the 7th system among patients with SCLC.

Indexed as

AdultAgedFemaleHumansKaplan-Meier EstimateLung NeoplasmsMaleMiddle AgedNeoplasm StagingPrognosisProportional Hazards ModelsSEER ProgramSmall Cell Lung CarcinomaAJCCSCLCSEERStaging

Identifiers

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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.