Evidence map›Paper›PMID 28732505›Full record

ArticleBreast cancer research : BCR2017

Body size in early life and risk of breast cancer.

Md Shajedur Rahman Shawon, Mikael Eriksson, Jingmei Li

Abstract read
In one paragraph

Article in Breast cancer research : BCR, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

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

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Article
  6. Early-Life Body Adiposity and the Breast Tumor Transcriptome.Journal of the National Cancer Institute · 2021
    Article
  7. Dairy consumption during adolescence and endometriosis risk.American journal of obstetrics and gynecology · 2020
    Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Consistency, now what?Breast cancer research : BCR · 2017
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Md Shajedur Rahman ShawonDepartment of Medical Epidemiology and Biostatistics, Karolinska Institutet, Box 281, 171 77, Stockholm, Sweden.
Mikael ErikssonDepartment of Medical Epidemiology and Biostatistics, Karolinska Institutet, Box 281, 171 77, Stockholm, Sweden.
Jingmei LiDepartment of Medical Epidemiology and Biostatistics, Karolinska Institutet, Box 281, 171 77, Stockholm, Sweden. jingmei.li@ki.se.ORCID http://orcid.org/0000-0001-8587-7511

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBody size in early life is inversely associated with adult breast cancer (BC) risk, but it is unclear whether the associations differ by tumor characteristics.

methodsIn a pooled analysis of two Swedish population-based studies consisting of 6731 invasive BC cases and 28,705 age-matched cancer-free controls, we examined the associations between body size in early life and BC risk. Self-reported body sizes at ages 7 and 18 years were collected by a validated nine-level pictogram (aggregated into three categories: small, medium and large). Odds ratios (OR) and corresponding 95% confidence intervals (CI) were estimated from multivariable logistic regression models in case-control analyses, adjusting for study, age at diagnosis, age at menarche, number of children, hormone replacement therapy, and family history of BC. Body size change between ages 7 and 18 were also examined in relation to BC risk. Case-only analyses were performed to test whether the associations differed by tumor characteristics.

resultsMedium or large body size at age 7 and 18 was associated with a statistically significant decreased BC risk compared to small body size (pooled OR (95% CI): comparing large to small, 0.78 (0.70-0.86), P

conclusionsOur data provide further support for a strong and independent inverse relationship between early life body size and BC risk. The association between body size at age 18 and tumor size could be mediated by mammographic density.

Indexed as

AdolescentBody Mass IndexBody SizeBreastBreast DensityBreast NeoplasmsChildFemaleHumansMiddle AgedRisk FactorsSwedenAdiposityAdolescentBody sizeBreast cancerBreast neoplasmsCase-control studiesChildhoodFemaleTumor characteristics

Identifiers

PMID28732505
PMCPMC5521119

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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.