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. 2011 Apr 19;104(10):1544–1550. doi: 10.1038/bjc.2011.136

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Copyright © 2011 Cancer Research UK

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Area under receiver operator curves. (A) STBSG database. Grey dotted line: logistic regression-based scoring; black dotted line: χ² interaction detection algorithm; black line: performance status alone as prognostic model (this line completely covers the CHAID algorithm line). (B) FSG database. Grey dotted line: logistic regression-based scoring; black dotted line: χ² interaction detection algorithm; black line: performance status alone as prognostic model (this line completely covers the CHAID algorithm line).