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Wounds - ISSN: 1044-7946 - Volume 19 - Issue 11 - November 2007 | |
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| Terry Treadwell,MD, FACS
Clinical Editor,WOUNDS |
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| Laura Bolton, PhD, FAPWCA |
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Outcomes Research—Wound Healing Outcomes: The Impact of Site of Care and Patient Stratification |
| William J. Ennis, DO, MBA, FACOS;1,2 Emily Fibeger, DO;3
Katie Messner, MS;4 Patricio Meneses, PhD1 |
As healthcare providers prepare for pay for performance
(P4P) and outcomes-based reimbursement strategies, it is increasingly
important to document clinical results. Historically, healing rates
have been reported from hospital-based, outpatient wound clinics.
Time-to-healing curves from one site of care may not accurately reflect
the entire healing “episode of care.” Few outpatients from a wound
clinic require hospitalization and even fewer are admitted to sub-acute
care. Care setting and population risk strata must be clearly identified
before comparing wound outcomes data. Aim. Primary objectives were
to determine comparability of complete healing and 50% wound volume
reduction of current and prior sub-acute care programs.
Predictive value of Minimum Data Set (MDS 2.0) items on admission
was also explored in discriminating healing versus nonhealing
patients. Methods. Wound outcomes were analyzed for all patients (N
= 101) treated at a dedicated sub-acute wound unit from
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Outcomes Research—Measuring Wound Outcomes |
| Marco Romanelli, MD, PhD;Valentina Dini, MD; Maria
Stefania Bertone, NT; Cinzia Brilli, RN |
Chronic cutaneous wounds include leg ulcers, pressure
ulcers, and diabetic foot ulcers. Each of these conditions is difficult
to heal within an acceptably short time, and to maintain as healed.
Patients suffer tremendous discomfort and pain, and are often socially
deprived as a result. The financial consequences of this medical
problem are enormous. Chronic or nonhealing ulcers are characterized
by defective remodeling of the extracellular matrix, a failure to reepithelialize,
and prolonged inflammation. In order to obtain biochemical
and physical information about the wound bed and the surrounding
skin, different options of noninvasive and invasive measurements
have been developed and tested. Monitoring of acute and chronic
wounds can be performed by measuring in an objective, precise, and
reproducible way and by simply adapting existing validated technologies.
When speaking of cutaneous wounds, one refers to defects in the
skin surface. It is generally believed that a f
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Outcomes Research—Closing the Gap Between Evidence and Action: How Outcome Measurement Informs the Implementation of Evidence-based Wound Care Practice in Home Care |
| Corrine McIsaac, MEd, BScN, RN |
Measured outcomes can help assure successful implementation
of evidence-based wound care programs by informing patients,
professionals, and payors that a health care system is both efficient
and effective. Objective. Illustrate how clinical and economic outcome
measurement was important to ensure sustainability of standardized
evidence-based wound care programs implemented in Canadian community
care. Methods. Client assessments, dressing change frequency,
wound healing, and economic outcomes were measured on 16,079
Canadian home care clients, including 8089 with a total of 11,160
chronic or acute wounds during standardized evidence-based protocol
implementation that involved education, knowledge transfer, strategic
planning, management accountability/receptivity, communication,
and either prospective client assessment-based data or retrospective
chart audit data to measure outcomes. Results. Results from 3 regions
illustrate how evidence-based protocol use decreased lengt
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Outcomes Research—Incidence and Clinical Symptoms of Hourglass and Sandwich-shaped Tissue Necrosis in Stage IV Pressure
Ulcers |
| Takehiko Ohura, MD, PhD1; Norihiko Ohura Jr., MD;2
Hiroaki Oka, MD3 |
Measuring pressure ulcer outcomes for deep tissue injury
(DTI) in pressure ulcers has improved the authors’ understanding of
DTI. The authors’ multidisciplinary team has also identified previously
unexplored patterns of tissue necrosis. Objective. Illustrate these
new patterns of tissue necrosis and report their incidence in a hospital
setting. Methods. Progressive tissue deterioration was explored
using CT scans and ultrasonography of 326 Stage IV pressure ulcers
with deep tissue injuries (DTI) managed by a multidisciplinary wound
care team using standardized protocols of care in a Japanese hospital
from June 2002 to June 2006. Results. Two new patterns of pressure
ulcer necrosis were found and are illustrated. All patients were
checked consecutively and treated by the multidisciplinary team every
2 weeks. Among the consecutive sample of 326 patients, 194 (60%)
were common DTI with column-shaped necrosis, including 7 with relatively
healthy tissue sandwiched between shal
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Outcomes Research—Preventing Infections to Improve
Wound Care Outcomes: An
Epidemiological Approach |
| Stephen A. Streed, MS, CIC1 and Harriett B. Loehne, PT, DPT,
CWS, FACCWS2 |
Measuring and tracking wound complications and associated
risk factors are powerful tools in managing wound outcomes. The
authors review fundamental epidemiological approaches to clinical
investigation, beginning with some basic study designs, and their relative
strengths and weaknesses, with respect to the usefulness of the
findings. Examples of methods to calculate rates and proportions and
ways to measure significant change over time are presented. A conceptual
model that is universally used by infection prevention professionals
in the development and implementation of prevention strategies
is also described. Risk stratification systems that have been
derived through the analysis of thousands of patients are presented.
These systems help predict those patients who are at risk for developing
adverse outcomes (eg, infections or pressure ulcers), and therefore,
should help caregivers address those risks by applying scientifically
derived prevention strategies. Finally, va
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