Evidence map›Paper›PMID 19520025›Full record

ArticleThe British journal of general practice : the journal of the Royal College of General Practitioners2009

Ankle brachial index measurement in primary care: are we doing it right?

Saskia P A Nicolaï, Lotte M Kruidenier, Ellen V Rouwet, Marie-Louise E L Bartelink, Martin H Prins, Joep A W Teijink

Registry-linked trialAbstract readComparative StudyEvaluation StudyMulticenter Study
In one paragraph

Article in The British journal of general practice : the journal of the Royal College of General Practitioners, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05584072 (Evaluation of a Single Claudication Question Combined With Symptom-limited Pedal Plantarflexion Test as a Novel Screening Tool for Detection of Peripheral Arterial Disease in an Outpatient Setting), which is not on this map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing 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.

NCT05584072 unknown statusnot on this mapstarted 2021, after this paper: background citation

Evaluation of a Single Claudication Question Combined With Symptom-limited Pedal Plantarflexion Test as a Novel Screening Tool for Detection of Peripheral Arterial Disease in an Outpatient Setting

Typeobservational_patient_registrySponsorChinese University of Hong KongRan2021 to 2023Enrolled500ConditionsPeripheral Arterial DiseaseArmsActive pedal plantarflexion (APP) test
3 · Its place in the literature

Who cites it

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

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  12. Automated plethysmographic measurement of the ankle-brachial index: a comparison with the doppler ultrasound method.Hypertension research : official journal of the Japanese Society of Hypertension · 2016
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  19. Assessing new methods of clinical measurement.The British journal of general practice : the journal of the Royal College of General Practitioners · 2009
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Saskia P A NicolaïDepartment of Surgery Atrium Medical Center Parkstad, Heerlen, The Netherlands.
Lotte M Kruidenier
Ellen V Rouwet
Marie-Louise E L Bartelink
Martin H Prins
Joep A W Teijink

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe reference standard for diagnosing peripheral arterial disease in primary care is the ankle brachial index (ABI). Various methods to measure ankle and brachial blood pressures and to calculate the index are described.

aimTo compare the ABI measurements performed in primary care with those performed in the vascular laboratory. Furthermore, an inventory was made of methods used to determine the ABI in primary care. DESIGN OF STUDY: Cross-sectional study.

settingPrimary care practice and outpatient clinic.

methodConsecutive patients suspected of peripheral arterial disease based on ABI assessment in primary care practices were included. The ABI measurements were repeated in the vascular laboratory. Referring GPs were interviewed about method of measurement and calculation of the index. From each patient the leg with the lower ABI was used for analysis.

resultsNinety-nine patients of 45 primary care practices with a mean ABI of 0.80 (standard deviation [SD] = 0.27) were included. The mean ABI as measured in the vascular laboratory was 0.82 (SD = 0.26). A Bland-Altman plot demonstrated great variability between ABI measurements in primary care practice and the vascular laboratory. Both method of blood pressure measurements and method of calculating the ABI differed greatly between primary care practices.

conclusionThis study demonstrates that the ABI is often not correctly determined in primary care practice. This phenomenon seems to be due to inaccurate methods for both blood pressure measurements and calculation of the index. A guideline for determining the ABI with a hand-held Doppler, and a training programme seem necessary.

Indexed as

AnkleAnkle Brachial IndexBrachial ArteryCross-Sectional StudiesFamily PracticeHumansPeripheral Vascular DiseasesPredictive Value of TestsUltrasonography, Doppler, Duplex

Identifiers

PMID19520025
PMCPMC2688044

What OpenQuestion holds

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Registered trials

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.