Question: In patients having primary total knee arthroplasty (TKA)
in a bloodless field with use of a pneumatic tourniquet, are there differences
with respect to skin injuries (blisters) among an elastic stockinette, cast
padding, and no protective material?Design: Randomized (unclear allocation concealment), unblinded, and
controlled trial with follow-up to removal of the tourniquet.Setting: A hospital in Stockholm, Sweden.Patients: 94 patients having primary TKA for osteoarthritis or
rheumatoid arthritis were enrolled. 92 patients (mean age, 71 y; 65% women)
completed the study.