Evidence map›Paper›PMID 23231747›Full record

ArticleBMC pediatrics2012

Causes and risk factors for infant mortality in Nunavut, Canada 1999-2011.

Sorcha A Collins, Padma Surmala, Geraldine Osborne, Cheryl Greenberg, Laakkuluk Williamson Bathory, Sharon Edmunds-Potvin, Laura Arbour

Abstract read
In one paragraph

Article in BMC pediatrics, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

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

  1. Pooled it
  2. Trial
  3. Trial
  4. Article
  5. Review
  6. A mild phenotype associated withFrontiers in pediatrics · 2024
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  15. Exploring vulnerabilities to sepsis in Canada.Canadian journal of anaesthesia = Journal canadien d'anesthesie · 2020
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  16. Article
  17. Article
  18. Review
  19. Response to Koeller et al.Genetics in medicine : official journal of the American College of Medical Genetics · 2017
    Article
  20. Health effects of the CPT1A P479L variant: responsible public health policy.Genetics in medicine : official journal of the American College of Medical Genetics · 2017
    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

7 authors.

Sorcha A CollinsDepartment of Medical Genetics, University of British Columbia Island Medical Program, University of Victoria, PO Box 1700 STN CSC, Victoria, BC, V8W 2Y2, Canada.
Padma Surmala
Geraldine Osborne
Cheryl Greenberg
Laakkuluk Williamson Bathory
Sharon Edmunds-Potvin
Laura Arbour

Funding

Canadian Institutes of Health Research CIHR-CTP-78953
6 · The paper itself

Abstract

backgroundThe northern territory Nunavut has Canada's largest jurisdictional land mass with 33,322 inhabitants, of which 85% self-identify as Inuit. Nunavut has rates of infant mortality, postneonatal mortality and hospitalisation of infants for respiratory infections that greatly exceed those for the rest of Canada. The infant mortality rate in Nunavut is 3 times the national average, and twice that of the neighbouring territory, the Northwest Territories. Nunavut has the largest Inuit population in Canada, a population which has been identified as having high rates of Sudden Infant Death Syndrome (SIDS) and infant deaths due to infections.

methodsTo determine the causes and potential risk factors of infant mortality in Nunavut, we reviewed all infant deaths (<1 yr) documented by the Nunavut Chief Coroner's Office and the Nunavut Bureau of Statistics (n=117; 1999-2011). Rates were compared to published data for Canada.

resultsSudden death in infancy (SIDS/SUDI; 48%) and infection (21%) were the leading causes of infant death, with rates significantly higher than for Canada (2003-2007). Of SIDS/SUDI cases with information on sleep position (n=42) and bed-sharing (n=47), 29 (69%) were sleeping non-supine and 33 (70%) were bed-sharing. Of those bed-sharing, 23 (70%) had two or more additional risk factors present, usually non-supine sleep position. CPT1A P479L homozygosity, which has been previously associated with infant mortality in Alaska Native and British Columbia First Nations populations, was associated with unexpected infant death (SIDS/SUDI, infection) throughout Nunavut (OR:3.43, 95% CI:1.30-11.47).

conclusionUnexpected infant deaths comprise the majority of infant deaths in Nunavut. Although the CPT1A P479L variant was associated with unexpected infant death in Nunavut as a whole, the association was less apparent when population stratification was considered. Strategies to promote safe sleep practices and further understand other potential risk factors for infant mortality (P479L variant, respiratory illness) are underway with local partners.

Indexed as

Cause of DeathInfant MortalityCarnitine O-PalmitoyltransferaseGenetic MarkersHumansInfantInfant CareInfant, NewbornInfant, PrematureInfectionsNunavutRetrospective StudiesRisk FactorsSudden Infant DeathCarnitine O-PalmitoyltransferaseCPT1A protein, humanGenetic Markers

Identifiers

PMID23231747
PMCPMC3534516

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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.