Evidence map›Paper›PMID 35660947›Full record

Observational studyInternational journal of colorectal disease2022

Disparate age and sex distribution of sessile serrated lesions and conventional adenomas in an outpatient colonoscopy population-implications for colorectal cancer screening?

Vidit Lall, Ali Galalah Mostafa Ismail, Oyekoya Taiwo Ayonrinde

Abstract readObservational Study
In one paragraph

Observational study 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 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

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

  1. Pooled it
  2. Article
  3. Article
  4. Gender and sex differences in colorectal cancer screening, diagnosis and treatment.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
    Review
  5. Article
  6. Sessile Serrated Lesions: Searching for the True Prevalence and Risk Factors in China.The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology · 2024
    Article
  7. Article
  8. Article
  9. Article
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

3 authors.

Vidit Lall *Sir Charles Gairdner Hospital, Nedlands, Australia.ORCID http://orcid.org/0000-0003-1496-9042
Ali Galalah Mostafa Ismail *Royal Perth Hospital, Perth, Australia.ORCID http://orcid.org/0000-0002-1104-1735
Oyekoya Taiwo AyonrindeMedical School, The University of Western Australia, Nedlands, Australia. oyekoya.ayonrinde@uwa.edu.au.ORCID http://orcid.org/0000-0002-0598-151X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeColorectal cancer (CRC) is increasingly diagnosed in individuals aged < 50 years, resulting in advocacy of screening from age 45 years. Despite existing knowledge associating CRC with conventional adenomas, the significance of sessile serrated lesions (SSLs) on the burden of CRC is less detailed. We aimed to provide contemporary estimates for SSL prevalence and examine patient and procedure factors associated with SSL detection.

methodsRetrospective observational study examining associations between SSL and conventional adenoma detection, polyp histopathology, patient, and procedure characteristics in an outpatient colonoscopy unit over 12 months.

resultsFrom 2097 colonoscopies, SSL detection was 13.8% overall and 12.5% in patients < 50 years. SSLs were mostly proximal in location (64%), and SSL detection was significantly higher in females compared with males (16.2% vs. 11.7%, p = 0.003), particularly in those < 50 years (16.8% vs. 8.6%, p < 0.001). In multivariable analysis, SSL detection was associated with female sex (adjusted odds ratio [aOR] 1.48, 95% confidence interval [CI] 1.15-1.91), synchronous conventional adenoma detection (aOR 1.36, 95% CI 1.04-1.78) and BMI ≥ 25 kg/m

conclusionsWe observed age and sex disparities in polyp types and prevalence in this outpatient colonoscopy population. SSLs were most prevalent in females aged < 50 years, suggesting a potential increased susceptibility of young females to SSLs and CRC. Our findings may have implications for the design of CRC screening programs.

Indexed as

AdenomaColonic PolypsColorectal NeoplasmsColonoscopyEarly Detection of CancerFemaleHumansMaleOutpatientsSex DistributionColonoscopyColorectal cancer (CRC)Conventional adenomaRisk factorsSessile serrated lesion (SSL)Young-onset colorectal cancer

Identifiers

PMID35660947
PMCPMC9262786

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Registered trials

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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.