Evidence map›Paper›PMID 41872106›Full record

ArticleCancer medicine2026

Influence of Diagnostic and Treatment Delays on Survival Outcomes in Patients With Locally Advanced Rectal Cancer: A Multi-Center Retrospective Cohort Study.

Yutian Zhao, Jiahao Zhu, Benjie Xu, Peipei Shen, Fei Xu, Bo Yang, Shengjun Ji, Leyuan Zhou

Abstract readMulticenter Study
In one paragraph

Article in Cancer medicine, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Yutian ZhaoDepartment of Radiotherapy and Oncology, Affiliated Hospital of Jiangnan University, Wuxi, Jiangsu, People's Republic of China.ORCID https://orcid.org/0000-0001-8003-593X
Jiahao ZhuDepartment of Radiotherapy and Oncology, Affiliated Hospital of Jiangnan University, Wuxi, Jiangsu, People's Republic of China.ORCID https://orcid.org/0000-0002-7894-0815
Benjie XuDepartment of Outpatient Chemotherapy, Harbin Medical University Cancer Hospital, Harbin, Heilongjiang, People's Republic of China.
Peipei ShenDepartment of Radiotherapy and Oncology, Affiliated Hospital of Jiangnan University, Wuxi, Jiangsu, People's Republic of China.
Fei XuDepartment of Basic Medicine, Wuxi School of Medicine, Jiangnan University, Wuxi, Jiangsu, People's Republic of China.ORCID https://orcid.org/0009-0008-1355-4201
Bo YangDepartment of Radiotherapy and Oncology, Affiliated Hospital of Jiangnan University, Wuxi, Jiangsu, People's Republic of China.ORCID https://orcid.org/0000-0002-2270-8101
Shengjun JiDepartment of Radiotherapy and Oncology, Suzhou Municipal Hospital, the Affiliated Suzhou Hospital of Nanjing Medical University, Gusu School, Nanjing Medical University, Suzhou, Jiangsu, People's Republic of China.ORCID https://orcid.org/0009-0007-1581-7944
Leyuan ZhouDepartment of Radiotherapy and Oncology, Affiliated Hospital of Jiangnan University, Wuxi, Jiangsu, People's Republic of China.

Funding

the Wuxi Taihu Lake Talent Plan, Leading Talents in Medical and Health ProfessionWuxi Municipal Health Commission Youth Project Q202517
6 · The paper itself

Abstract

objectiveTo investigate the impact of diagnostic and treatment delays on the prognosis of patients with locally advanced rectal cancer (LARC).

methodsRetrospective analyses were performed in Chinese and American cohorts. The intervals from symptom onset to diagnosis and from diagnosis to initial treatment were defined as diagnostic and treatment delays. A univariate and multivariable Cox regression model was conducted for overall survival (OS), cancer-specific survival (CSS), and disease-free survival (DFS).

resultsA total of 450 Chinese and 5810 American patients were included in this study. Multivariable analysis revealed that a prolonged diagnostic delay (> 5 months) was significantly associated with decreased OS (hazard ratio [HR]: 1.50, p = 0.041) and DFS (HR: 1.36, p = 0.047). Additionally, an extended treatment delay (> 2 months) was closely associated with reduced OS (> 1 and ≤ 2 months vs. ≤ 1 month, HR: 1.06, p = 0.386; > 2 months vs. ≤ 1 month, HR: 1.52, p < 0.001) and CSS (> 1 and ≤ 2 months vs. ≤ 1 month, HR: 1.03, p = 0.693; > 2 months vs. ≤ 1 month, HR: 1.58, p = 0.001) in patients with LARC.

conclusionDiagnostic intervals exceeding 5 months and treatment delays of more than 2 months are significantly associated with unfavorable survival outcomes in LARC patients. These findings underscore the importance of timely diagnostic pathways and treatment initiation and may serve as clinically meaningful benchmarks for healthcare systems to optimize referral processes, resource allocation, and quality-of-care assessment in rectal cancer management.

Indexed as

Rectal NeoplasmsTime-to-TreatmentAdultAgedChinaFemaleHumansMaleMiddle AgedNeoplasm StagingPrognosisRetrospective StudiesTreatment Delaydiagnostic delayneoadjuvant therapyprognosisrectal cancertreatment delay

Identifiers

PMID41872106
PMCPMC13140271

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