To be assessed for eligibility (n = 280) | ||
Total to be excluded (n = 100) refusal to participate (n = 40) not meeting inclusion criteria prior to surgery (n = 20) no cephalic vein present (n = 20) other reasons (n = 20) | ||
To be randomized (n = 180) | ||
Experimental Group | Control Group | |
To be allocated to intervention (n = 90) receive allocated intervention (n = 80) don't receive allocated intervention (n = 10) | To be allocated to intervention (n = 90) receive allocated intervention (n = 80) do not receive allocated intervention (n = 10) | |
To be analyzed (n = 80) | To be analyzed (n = 80) |