Evidence map›Paper›PMID 22071796›Full record

ArticleEuropean journal of clinical nutrition2012

Homocysteine and the risk of nursing home admission and mortality in older persons.

K M A Swart, N M van Schoor, H J Blom, Y M Smulders, P Lips

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Article in European journal of clinical nutrition, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 3 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

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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

11 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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4 · The record

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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.

K M A SwartDepartment of Epidemiology and Biostatistics, EMGO Institute for Health and Care Research, VU University Medical Center, Amsterdam, The Netherlands.
N M van Schoor
H J Blom
Y M Smulders
P Lips

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND/

objectivesThis study aimed to investigate whether higher homocysteine and lower vitamin B12 concentrations increase the risk of future nursing home (NH) admission and all-cause mortality in independently living older persons. SUBJECTS/

methodsIn total, 1117 independently living participants (mean age=75.1, s.d.=6.4) were included in this prospective sub-study of the Longitudinal Aging Study Amsterdam. EDTA plasma samples, collected in 1995-1996, were analysed for total homocysteine (μmol/l). Time to NH admission was assessed using a follow-up until 2002-2003. In addition, we studied mortality until 1 June 2007. Cox proportional hazards models were used to examine the association between homocysteine in quartiles and risk of NH admission and mortality.

resultsDuring follow-up, 126 persons (11.3%) were admitted to NHs, and 513 persons (45.9%) deceased. In men, no significant associations were observed. In women, after adjustment for confounding, the highest quartile of homocysteine was associated with a significantly higher risk of NH admission compared with the first quartile (hazard ratio (HR)=2.97, 95% confidence interval (CI)=1.36-6.49). Both women in the third and the fourth quartile of homocysteine had a significantly higher mortality risk (HR=1.70, 95% CI=1.08-2.65 and HR=1.91, 95% CI=1.22-3.00, respectively) compared with the first quartile. Vitamin B12 was not related to an increased risk of NH admission and mortality.

conclusionsElevated plasma homocysteine is associated with an increased risk of NH admission and mortality in older women, but not in older men.

Indexed as

MortalityNursing HomesAgedAged, 80 and overFemaleHomocysteineHumansLongitudinal StudiesMaleNetherlandsProportional Hazards ModelsSex FactorsHomocysteine

Identifiers

PMID22071796

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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.