Evidence map›Paper›PMID 22347711›Full record

ArticleJournal of the Korean Surgical Society2012

Utility of digital pulse oximetry in the screening of lower extremity arterial disease.

Jung-Nam Kwon, Whan-Bong Lee

Open access · diamondAbstract read
In one paragraph

Article in Journal of the Korean Surgical Society, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.9field-weighted citation impact, top 24% 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

8 citing papers in PubMed, 16 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.

Jung-Nam KwonDivision of Vascular Surgery, Department of Surgery, Wonkwang University Sanbon Hospital, Wonkwang University College of Medicine, Gunpo, Korea.
Whan-Bong Lee
Wonkwang University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of this study was to evaluate screening methods in the lower extremities by measurement of the digital pulse oximetry (oxygen percent saturation [SpO(2)]) of toes for peripheral arterial disease (PAD).

methodsA prospective study was performed among 49 patients (98 limbs) with lower extremity arterial occlusive disease. We attempted to measure the ankle-brachial index (ABI), digital pulse oximetry (SpO(2)), and computerized tomographic angiography (CTA). Patients were divided into three groups by the traditional Fontaine classification system by symptom and CTA criteria: 1) Critical limb ischemia (Fontaine III and IV), 2) Claudication; (Fontaine II), and 3) asymptomatic limbs (Fontaine I).

resultsThe sensitivity, specificity, positive and negative predictive values between active treatment groups (group I and II; endovascular and open surgery) and conservative group (group III) are all statistically significant. ABI; 55.09%, 94%, 96.7%, 39.02% (R = 12.54, P < 0.000) SpO(2); 87.06%, 87.8%, 84.3%, 90% (R = 40.11, P < 0.000). Pre-SpO(2) and pre-ABI all show statistically significant correlation in group I vs. group II, symptomatic PAD (group I and II) vs. asymptomatic PAD (group III), and the total PAD comparison. The Pearson's correlation coefficient between SpO(2) and ABI all show significant correlation in group II. Pre-SpO(2) vs. Pre-ABI show strong positive correlation except asymptomatic group (group III).

conclusionDigital pulse oximetry can be a useful, simple, noninvasive screening device as well as ABI in PAD.

Indexed as

Ankle-brachial indexDigitalPeripheral arterial diseasePulse oximetry

Identifiers

PMID22347711
PMCPMC3278641
OpenAlexW2011267254

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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.