The authors note that previous articles demonstrating similar findings have been mostly limited to certain populations with select cancers and are generally less comprehensive than their study. The current research was undertaken to give a broader understanding of the impact of insurance status on cancer diagnosis, treatment, and outcomes by including multiple common cancers and a larger population.

中文翻译：

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未参保和医疗补助患者的劣质癌症结果更常见

作者指出，之前证明类似发现的文章大多仅限于某些特定癌症的人群，并且通常不如他们的研究全面。目前的研究旨在通过纳入多种常见癌症和更大的人群，更广泛地了解保险状况对癌症诊断、治疗和结果的影响。