Evidence map›Paper›PMID 30115136›Full record

ArticlePublic health nutrition2018

Dietary protein and changes in markers of cardiometabolic health across 20 years of follow-up in middle-aged Americans.

Adela Hruby, Paul F Jacques

Open access · bronzeAbstract read
In one paragraph

Article in Public health nutrition, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.4field-weighted citation impact, top 8% of its field
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, 35 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Adela Hruby1Nutritional Epidemiology Unit,Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University,711 Washington Street,9th Floor,Boston,MA 02111,USA.ORCID 0000-0002-6549-4625
Paul F Jacques1Nutritional Epidemiology Unit,Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University,711 Washington Street,9th Floor,Boston,MA 02111,USA.
Tufts University · US

Funding

NHLBI NIH HHS HHSN268201500001CNHLBI NIH HHS HHSN268201500001I
6 · The paper itself

Abstract

objectiveDietary protein plays a role in counteracting age-related muscle loss. However, limited long-term data exist on protein intake and markers of cardiometabolic health, which tend to deteriorate with age.

designProspective cohort study. FFQ-derived protein intake (g/d) and cardiometabolic markers were assessed up to five times across 20 years. Markers included systolic (SBP) and diastolic (DBP) blood pressures, circulating lipids (total, HDL and LDL cholesterol; TAG), estimated glomerular filtration rate (eGFR), fasting glucose (FG), weight and waist circumference (WC). Mixed models accounting for repeated measures were used to estimate adjusted mean annualized changes in outcomes per quartile category of protein.

settingFramingham Heart Study Offspring cohort, USA. SUBJECTS: Participants (n 3066) with 12 333 unique observations, baseline (mean (sd)) age=54·0 (9·7) years, BMI=27·4 (4·9) kg/m2, 53·5 % female.

resultsIn fully adjusted models, there were favourable associations (mean (se)) of total protein with annualized changes in SBP (lowest v. highest intake: 0·34 (0·06) v. 0·04 (0·06) mmHg, P trend=0·001) and eGFR (-1·03 (0·06) v. -0·87 (0·05) ml/min per 1·73 m2, P trend=0·046), unfavourable associations with changes in FG (0·013 (0·004) v. 0·028 (0·004) mmol/l, P trend=0·004) and no associations with weight, WC, DBP or lipids. Animal protein was favourably associated with SBP and unfavourably with FG and WC; plant protein was favourably associated with FG and WC.

conclusionsThe present study provides evidence that protein intake may influence changes in cardiometabolic health independent of change in weight in healthy adults and that protein's role in cardiometabolic health may depend on the protein source.

Indexed as

BiomarkersBlood GlucoseBlood PressureBody WeightDietary ProteinsFemaleFollow-Up StudiesGlomerular Filtration RateHumansLipidsLongitudinal StudiesMaleMiddle AgedProspective StudiesRisk FactorsUnited StatesBiomarkersBlood GlucoseDietary ProteinsLipidsBlood pressureDietary proteinGlucoseLipidsProtein intake

Identifiers

PMID30115136
PMCPMC6185746
OpenAlexW2887843079

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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.