Evidence map›Paper›PMID 27573791›Full record

ArticleJournal of diabetes science and technology2017

Reliability of Trained Dogs to Alert to Hypoglycemia in Patients With Type 1 Diabetes.

Evan A Los, Katrina L Ramsey, Ines Guttmann-Bauman, Andrew J Ahmann

Abstract read
In one paragraph

Article in Journal of diabetes science and technology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the 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.

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

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

  1. Pooled it
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  3. The Role of Olfaction in Dogs: Evolution, Biology, and Human-Oriented Work.Animals : an open access journal from MDPI · 2026
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  19. Variability of Diabetes Alert Dog Accuracy in a Real-World Setting.Journal of diabetes science and technology · 2017
    Article
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

4 authors.

Evan A Los1 Pediatric Endocrinology, Oregon Health & Science University, Portland, OR, USA.
Katrina L Ramsey2 Department of Public Health & Preventive Medicine, Oregon Health & Science University, Portland, OR, USA.
Ines Guttmann-Bauman1 Pediatric Endocrinology, Oregon Health & Science University, Portland, OR, USA.
Andrew J Ahmann3 Endocrinology, Diabetes & Clinical Nutrition, Oregon Health & Science University, Portland, OR, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe examined the reliability of trained dogs to alert to hypoglycemia in individuals with type 1 diabetes.

methodsPatients with type 1 diabetes who currently used diabetes alert dogs participated in this exploratory study. Subjects reported satisfaction, perceived dog glucose sensing ability and reasons for obtaining a trained dog. Reliability of dog alerts was assessed using capillary blood glucose (CBG) and blinded continuous glucose monitoring (CGM) as comparators in 8 subjects (age 4-48). Hypoglycemia was defined as CBG or CGM <70 mg/dL.

resultsDog users were very satisfied (8.9/10 on a Likert-type scale) and largely confident (7.9/10) in their dog's ability to detect hypoglycemia. Detection of hypoglycemia was the primary reason for obtaining a trained dog. During hypoglycemia, spontaneous dog alerts occurred at a rate 3.2 (2.0-5.2, 95% CI) times higher than during euglycemia (70-179 mg/dL). Dogs provided timely alerts in 36% (sensitivity) of all hypoglycemia events (n = 45). Due to inappropriate alerts, the PPV of a dog alert for hypoglycemia was 12%. When there was concurrence of a hypoglycemic event between the dog alert and CGM (n = 30), CGM would have alerted prior to the dog in 73% of events (median 22-minute difference).

conclusionsThis is the first study evaluating reliability of trained dogs to alert to hypoglycemia under real-life conditions. Trained dogs often alert a human companion to otherwise unknown hypoglycemia; however due to high false-positive rate, a dog alert alone is unlikely to be helpful in differentiating hypo-/hyper-/euglycemia. CGM often detects hypoglycemia before a trained dog by a clinically significant margin.

Indexed as

DogsAdolescentAdultAnimalsBlood Glucose Self-MonitoringChildChild, PreschoolDiabetes Mellitus, Type 1False Positive ReactionsFemaleHumansHypoglycemiaMaleMiddle AgedMonitoring, PhysiologicReproducibility of Resultscontinuous glucose monitordoghypoglycemiatype 1 diabetes

Identifiers

PMID27573791
PMCPMC5505410

What OpenQuestion holds

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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.