Success Rate of Split-Thickness Skin Grafting of Chronic Venous Leg Ulcers Depends on the Presence of Pseudomonas aeruginosa: A Retrospective Study
2011

Impact of Pseudomonas aeruginosa on Skin Grafting Success in Leg Ulcers

Sample size: 82 publication 10 minutes Evidence: moderate

Author Information

Author(s): Høgsberg Trine, Bjarnsholt Thomas, Thomsen Jens Schiersing, Kirketerp-Møller Klaus

Primary Institution: Copenhagen Wound Healing Centre, Bispebjerg Hospital, Copenhagen, Denmark

Hypothesis

The presence of Pseudomonas aeruginosa in chronic venous leg ulcers negatively affects the success rate of skin grafting.

Conclusion

The study found that only 33.3% of ulcers with Pseudomonas aeruginosa were healed by the 12-week follow-up, compared to 73.1% of those without it.

Supporting Evidence

  • Only 33.3% of ulcers with P. aeruginosa were healed by week 12.
  • 73.1% of ulcers without P. aeruginosa were healed by the same time.
  • Smoking significantly suppressed the healing outcome.

Takeaway

If a type of bacteria called Pseudomonas aeruginosa is found in leg ulcers, it makes it much harder for skin grafts to heal properly.

Methodology

A retrospective study analyzed the clinical outcomes of 82 patients with chronic venous leg ulcers, focusing on the presence of Pseudomonas aeruginosa and other factors.

Potential Biases

Potential bias due to the exclusion of patients with incomplete follow-up data.

Limitations

The study is retrospective and relies on medical records, which may have incomplete data.

Participant Demographics

The study included 82 patients (45 women and 37 men) with an average age of 69.5 years.

Statistical Information

P-Value

0.001

Statistical Significance

p=0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0020492

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