Evidence map›Paper›PMID 35312830›Full record

ArticleInternational journal of colorectal disease2022

Right colon, left colon, and rectal cancer have different oncologic and quality of life outcomes.

Leonardo C Duraes, Scott R Steele, Michael A Valente, Olga A Lavryk, Tara M Connelly, Hermann Kessler

Abstract read
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In one paragraph

Article in International journal of colorectal disease, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
–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

19 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  6. The effect of combined head and tail approach during laparoscopic D3 lymph node dissection on pain severity and complications in patients with right colon cancer.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
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  16. Perioperative and Oncological Outcomes of Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy for Peritoneal Metastasis of Rectal Origin.Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2023
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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

6 authors.

Leonardo C DuraesDepartment of Colon & Rectal Surgery, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH, A3044122, USA.
Scott R SteeleDepartment of Colon & Rectal Surgery, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH, A3044122, USA.
Michael A ValenteDepartment of Colon & Rectal Surgery, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH, A3044122, USA.
Olga A LavrykDepartment of Colon & Rectal Surgery, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH, A3044122, USA.
Tara M ConnellyDepartment of Colon & Rectal Surgery, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH, A3044122, USA.
Hermann KesslerDepartment of Colon & Rectal Surgery, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH, A3044122, USA. kessleh@ccf.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeColorectal cancer patients are commonly considered a single entity in outcomes studies. This is particularly true for quality of life (QOL) studies. This study aims to compare oncologic and QOL outcomes between right colon, left colon, and rectal cancer in patients operated on in a single high-volume institution.

methodsA prospectively maintained database was queried to identify patients with pathological stages I-III colorectal adenocarcinoma electively operated on with curative intent between 2000 and 2010. Patient characteristics, perioperative and oncologic outcomes, and QOL were compared according to cancer location.

resultsTwo-thousand sixty-five (606 right colon cancer [RCC], 366 left colon cancer [LCC], and 1093 rectal cancer [RC]) patients met the inclusion criteria. LCC had better overall survival (OS) and disease-free survival (DFS) in the non-adjusted analysis (p < 0.001) and better OS in multivariate analysis adjusted by age, gender, ASA, chemotherapy, and pathological stage (p = 0.024). Although RCC had worse OS and DFS in non-adjusted survival analysis than LCC and RC, when adjusted for the factors above, RCC had better survival outcomes than RC, but not LCC. COX regression analysis showed age (p < 0.001), gender (p = 0.016), ASA (p < 0.001), pathological stage (p < 0.001), adjuvant chemotherapy (p = 0.043), and cancer location (p = 0.024) were independently associated with OS. Age (p < 0.001), gender (p = 0.030), ASA (p = 0.004), and pathological stage (p < 0.001) were independently associated with DFS. Patients with RC reported more sexual dysfunction and work restrictions than colon cancers (p = 0.015 and p < 0.001, respectively).

conclusionIn an adjusted multivariate analysis, colon cancers demonstrated better survival outcomes when compared to rectal cancers.

Indexed as

Colonic NeoplasmsRectal NeoplasmsColonHumansNeoplasm StagingPrognosisQuality of LifeRetrospective StudiesColorectal cancerOutcomesQuality of life

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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.