P R Yarnold
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Explore the profile of P R Yarnold including associated specialties, affiliations and a list of published articles.
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88
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884
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Recent Articles
21.
Kucera C, Greenberger P, Yarnold P, Choy A, Levenson T
Allergy Asthma Proc
. 1999 Mar;
20(1):29-38.
PMID: 10076707
It has been recommended that allergist-immunologists use quality of life (QOL) surveys to document their "added value" in patient care. There are little cross-sectional or prospective data regarding longer term...
22.
Bryant F, Yarnold P, Michelson E
Acad Emerg Med
. 1999 Feb;
6(1):54-66.
PMID: 9928978
How many underlying characteristics (or factors) does a set of survey questions measure? When subjects answer a set of self-report questions, is it more appropriate to analyze the questions individually,...
23.
Yarnold P, Michelson E, Thompson D, Adams S
J Behav Med
. 1999 Jan;
21(6):545-63.
PMID: 9891254
To identify perceptions that predict overall patient (dis)satisfaction with Emergency Department (ED) care, we studied responses to a survey mailed to all discharged patients over a 6-month period (Academic Hospital),...
24.
Yarnold P, Soltysik R, Lefevre F, Martin G
Stat Med
. 1998 Nov;
17(20):2405-14.
PMID: 9819836
Widely used, linear classification functions may be derived on the basis of several different statistical paradigms. Since, regardless of choice, analysis generally yields an equation with unwieldy intercept and attribute...
25.
Grammer L, Shaughnessy M, Kabalin C, Yarnold P, Malo J, Cartier A
Allergy Asthma Proc
. 1998 Nov;
19(5):301-5.
PMID: 9801744
This pilot study investigated serum levels of cytokines and soluble receptors during five positive and five negative isocyanate inhalational challenges. Serum was obtained from 10 individuals with symptoms compatible with...
26.
Bennett C, Weinberg P, Rozenberg-Ben-Dror K, Yarnold P, Kwaan H, Green D
Ann Intern Med
. 1998 Jun;
128(7):541-4.
PMID: 9518398
Background: Thrombotic thrombocytopenic purpura, a life-threatening multisystem disease, has been infrequently associated with use of ticlopidine, a platelet anti-aggregating agent. Purpose: To review 60 cases of ticlopidine-associated thrombotic thrombocytopenic purpura....
27.
Feinglass J, Yarnold P, McCarthy W, Martin G
Med Care
. 1998 May;
36(5):740-7.
PMID: 9596064
Objectives: To study treatment bias in observational outcomes research, the authors present a nonlinear classification tree model of clinical and psychosocial factors influencing selection for interventional management (lower extremity bypass...
28.
Yarnold P, Soltysik R, Bennett C
Stat Med
. 1997 Jul;
16(13):1451-63.
PMID: 9249918
A non-linear statistical classification methodology known as hierarchically optimal classification tree analysis (CTA) offers promise of outperforming linear alternatives. We present the first example of CTA in medicine, for an...
29.
Levenson T, Grammer L, Yarnold P, Patterson R
Allergy Asthma Proc
. 1997 Mar;
18(2):73-8.
PMID: 9134063
Asthma mortality is rising and noncompliance may be a contributing factor to asthma deaths. We have established a comprehensive treatment program for our most severe asthmatic patients, who are also...
30.
Adams S, Yarnold P
Am J Emerg Med
. 1997 Mar;
15(2):173-5.
PMID: 9115523
To assess the reliability and validity of osteophony (patellar-pubic percussion [PPP] test) as a physical diagnostic sign in the evaluation of hip trauma, a prospective study was undertaken of 41...