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Lung cancer histologic type in the surveillance, epidemiology, and end results registry versus independent review
Journal article   Open access   Peer reviewed

Lung cancer histologic type in the surveillance, epidemiology, and end results registry versus independent review

R W Field, B J Smith, C E Platz, R A Robinson, J S Neuberger, C P Brus and C F Lynch
JNCI : Journal of the National Cancer Institute, Vol.96(14), pp.1105-1107
07/21/2004
DOI: 10.1093/jnci/djh189
PMID: 15265973
url
https://doi.org/10.1093/jnci/djh189View
Published (Version of record) Open Access

Abstract

Because few studies have assessed the accuracy of lung cancer histologic diagnoses reported by state cancer registries, we examined whether the Iowa Surveillance, Epidemiology, and End Results Cancer Registry (i.e., the Iowa Cancer Registry)-reported lung cancer histologic diagnoses were reliable. We investigated agreement between lung cancer histologic types reported for 413 patients with lung cancer by the Iowa Cancer Registry and those obtained through an independent review of diagnostic slides. Among lung cancer histologic types, small-cell carcinoma had the highest sensitivity (94.1%, 95% confidence interval [CI] = 85.6% to 98.4%), positive predictive value (94.1%, 95% CI = 85.6% to 98.4%), negative predictive value (98.8%, 95% CI = 96.9% to 99.7%), and highest percent exact agreement (98.0%, 95% CI = 96.6% to 99.4%). The lowest sensitivity (21.9%, 95% CI = 9.3% to 40.0%) and positive predictive value (23.3%, 95% CI = 9.9% to 42.3%) were noted for large-cell carcinoma, probably because other more specific features of adenocarcinoma or squamous carcinoma were absent. Adenocarcinoma had the lowest specificity (84.4%, 95% CI = 79.0% to 88.9%), negative predictive value (85.2%, 95% CI = 79.9% to 89.6%), and percent exact agreement (82.9%, 95% CI = 79.2% to 86.6%). Samples collected by cytologic examination (odds ratio [OR] = 2.4, 95% CI = 1.1 to 5.2) or biopsy examination (OR = 2.2, 95% CI = 1.1 to 4.2) were more likely to be misclassified than samples obtained via resection. Thus, the histologic type obtained by the Iowa Cancer Registry is reasonably reliable, but independent slide review is needed for precise histologic typing of lung cancer.
Predictive Value of Tests Adenocarcinoma - pathology United States Adenocarcinoma - classification Carcinoma, Large Cell - pathology Carcinoma, Squamous Cell - pathology Humans Medical Audit Lung Neoplasms - pathology Case-Control Studies Carcinoma, Small Cell - classification Pathology - standards Carcinoma, Non-Small-Cell Lung - classification Lung Neoplasms - etiology Sensitivity and Specificity Carcinogens, Environmental - adverse effects Odds Ratio Carcinoma, Non-Small-Cell Lung - pathology SEER Program Radon - adverse effects Lung Neoplasms - classification Iowa Air Pollutants, Radioactive - adverse effects Carcinoma, Squamous Cell - classification Carcinoma, Large Cell - classification Carcinoma, Small Cell - pathology

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