Evidence map›Paper›PMID 16553951›Full record

ArticleBMC medical research methodology2006

How good is probabilistic record linkage to reconstruct reproductive histories? Results from the Aberdeen Children of the 1950s study.

Dorothea Nitsch, Susan Morton, Bianca L DeStavola, Heather Clark, David A Leon

Abstract readValidation Study
In one paragraph

Article in BMC medical research methodology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–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

15 citing papers in PubMed.

  1. Article
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  8. Fatherhood and incident prostate cancer in a prospective US cohort.International journal of epidemiology · 2011
    Article
  9. Article
  10. Article
  11. Article
  12. Accuracy of public health data linkages.Maternal and child health journal · 2009
    Article
  13. Article
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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

5 authors.

Dorothea NitschDepartment of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, UK. Dorothea.Nitsch@lshtm.ac.uk
Susan Morton
Bianca L DeStavola
Heather Clark
David A Leon

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundProbabilistic record linkage is widely used in epidemiology, but studies of its validity are rare. Our aim was to validate its use to identify births to a cohort of women, being drawn from a large cohort of people born in Scotland in the early 1950s.

methodsThe Children of the 1950s cohort includes 5868 females born in Aberdeen 1950-56 who were in primary schools in the city in 1962. In 2001 a postal questionnaire was sent to the cohort members resident in the UK requesting information on offspring. Probabilistic record linkage (based on surname, maiden name, initials, date of birth and postcode) was used to link the females in the cohort to birth records held by the Scottish Maternity Record System (SMR 2).

resultsWe attempted to mail a total of 5540 women; 3752 (68%) returned a completed questionnaire. Of these 86% reported having had at least one birth. Linkage to SMR 2 was attempted for 5634 women, one or more maternity records were found for 3743. There were 2604 women who reported at least one birth in the questionnaire and who were linked to one or more SMR 2 records. When judged against the questionnaire information, the linkage correctly identified 4930 births and missed 601 others. These mostly occurred outside of Scotland (147) or prior to full coverage by SMR 2 (454). There were 134 births incorrectly linked to SMR 2.

conclusionProbabilistic record linkage to routine maternity records applied to population-based cohort, using name, date of birth and place of residence, can have high specificity, and as such may be reliably used in epidemiological research.

Indexed as

FertilityMedical Record LinkageMorbidityProbabilityPublic Health InformaticsAdolescentAdultBirth CertificatesChildCohort StudiesEnglandFemaleHumansNamesPregnancyPregnancy Outcome

Identifiers

PMID16553951
PMCPMC1473197

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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.