Clinical trials in wound care (I): the advantages and limitations of different clinical trial designs
P. Venkatraman, S. Anand, C. Dean, R. Nettleton

SUMMARY

  Clinical trials need to be robust if practitioners are to apply their recommendations into practice. This article describes the various research designs used in wound care and the pitfalls that may compromise the reliability and validity of the results.

KEY WORDS

Blinding, clinial trials, designs, medical devices, power análisis, randomisation, sample size.

Vol. 13 nº3-2002