Aurix Gel Is an Effective Intervention for Chronic Diabetic Foot Ulcers: A Pragmatic Randomized Controlled Trial.
Warren Gude, Daniel Hagan, Ferial Abood and 1 others
PMID 31436621WHAT IT FOUND
In Medicare patients with chronic diabetic foot ulcers, adding Aurix gel to usual care helped 48.5% of patients heal within 13 weeks, versus 30.2% with usual care alone.
Key findings
01Complete healing was higher with Aurix plus usual care than usual care alone (48.5% vs 30.2%, P = .034).
02Time-to-heal curves separated around 6 weeks, with a statistically significant advantage for Aurix (P = .0476).
03Seven serious adverse events were recorded, none were judged treatment related, and two amputations occurred only in the usual care group.
STILL TO COME
How it was doneWhat they foundWhat it means for RNs
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What it does not show
The trial was open-label, so patients and clinicians knew the assigned treatment, which may have affected care and reporting. It planned 760 patients but analyzed only 129, so many subgroup questions remain uncertain. Usual care varied widely and advanced therapies were allowed in both groups; more advanced care was used in the usual care group. Baseline differences existed, including smaller average wound area in the Aurix group, 4.1 cm 2, compared with 5.6 cm 2 in the usual care group. The authors note more severe ulcers in the Aurix group. Wound durability was assessed only at a 2-week confirmation visit, and few patients returned, so long-term reopening is unknown. Enrollment was hampered by Medicare copay and reimbursement problems, and only three sites were active immediately before analysis. Safety monitoring was limited because on-site clinical monitors were not used and adverse events were spontaneously recorded. Exclusion criteria still removed patients normally seen in wound clinics, including those with serum albumin less than 2.5 g/dL, platelet count less than 100 × 10^9/L, hemoglobin less than 10.5 g/dL, malignancy in the wound area, or another wound that could interfere.
Declared interests
The supplied text does not include a conflicts-of-interest or funding declaration. It identifies Aurix as a Nuo Therapeutics product and repeatedly refers to a sponsor, including the sponsor's clinical specialists and operational experiences.
The easy way to misread this
Do not read this as proof that Aurix gel alone healed diabetic foot ulcers. Both groups received usual wound care, advanced therapies were allowed in both groups, the study was open-label, and only 129 patients were analyzed, so the result is not proof for every clinic or patient.