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Biomedical subjects

Laura Bolton

Publications and source records attributed to Laura Bolton.

8 recordsLinked to original sources

Development of a content-validated venous ulcer guideline.

Evidence-based practice for venous ulcers may improve healing and reduce costs of care. The Association for the Advancement of Wound Care Government and Regulatory Task Force developed a content-validated venous ulcer guideline based on best available evidence supporting each aspect of venous ulcer care. After compiling all-inclusive lists of elements in venous ulcer algorithms published before August 2002, the Task Force objectively rated and summarized up to five best references from MEDLINE, CINAHL, and EMBASE literature searches covering each aspect of care. Sixteen multidisciplinary wound care professionals and educators used judgment quantification to content validate all steps. A 2004 email survey of AAWC members (N = 1,514) clarified effects of under-reimbursement on evidence-based venous practice. The Venous Ulcer Guideline containing all elements with A-level evidence plus those with a Content Validity Index >0.75 now resides on the AAWC and the Agency for Healthcare Research and Quality National Guideline Clearinghouse websites. However, a review of US healthcare environment components, including reimbursement policies, and the results of the survey identified many barriers to implementation of A-level evidence supported steps (sustained graduated high compression, autolytic debridement, and moist wound environments) in practice. Sufficient evidence supports improved venous ulcer care in the US but inadequate and/or inconsistent reimbursement policies impede quality evidence-based venous ulcer practice, delaying healing and increasing the burden of venous ulcers on society.

Algorithms↗

The clinical relevance of microbiology in acute and chronic wounds.

PURPOSE: To improve clinical practice and the quality of patient care by providing a learning opportunity that enhances the participant's understanding of how wound microbiology affects healing. TARGET AUDIENCE: This CME/CE activity is intended for physicians and nurses with an interest in interpreting the role of microorganisms in wound healing. OBJECTIVES: At the conclusion of this course, participants should be able to: 1. Identify the microbiology of acute and chronic wounds, risk factors for infection, and advantages and disadvantages of wound culturing. 2. Identify methods of debridement and wounds for which they are appropriate. 3. Identify systemic antibiotic treatment options for acute and chronic wound infections.

Acute Disease↗

Wound-healing outcomes using standardized assessment and care in clinical practice.

INTRODUCTION: Wound-healing outcomes applying standardized protocols have typically been measured within controlled clinical trials, not natural settings. Standardized protocols of wound care have been validated for clinical use, creating an opportunity to measure the resulting outcomes. PURPOSE: Wound-healing outcomes were explored during clinical use of standardized validated protocols of care based on patient and wound assessments. DESIGN: This was a prospective multicenter study of wound-healing outcomes management in real-world clinical practice. METHOD: Healing outcomes from March 26 to October 31, 2001, were recorded on patients in 3 long-term care facilities, 1 long-term acute care hospital, and 12 home care agencies for wounds selected by staff to receive care based on computer-generated validated wound care algorithms. After diagnosis, wound dimensions and status were assessed using a tool adapted from the Pressure Sore Status Toolfor use on all wounds. Wound, ostomy, and continence nursing professionals accessed consistent protocols of care, via telemedicine in home care or paper forms in long-term care. A physician entered assessments into a desktop computer in the wound clinic. Based on evidence that healing proceeds faster with fewer infections in environments without gauze, the protocols generally avoided gauze dressings. RESULTS: Most of the 767 wounds selected to receive the standardized-protocols of care were stage III-IV pressure ulcers (n = 373; mean healing time 62 days) or full-thickness venous ulcers (n = 124; mean healing time 57 days). Partial-thickness wounds healed faster than same-etiology full-thickness wounds. CONCLUSIONS: These results provide benchmarks for natural-setting healing outcomes and help to define and address wound care challenges. Outcomes primarily using nongauze protocols of care matched or surpassed best previously published results on similar wounds using gauze-based protocols of care, including protocols applying gauze impregnated with growth factors or other agents.

Canada↗