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Table 1 Schedule of assessments (SPIRIT figure)

From: Assessing the effectiveness of dialkylcarbamoylchloride (DACC)-coated post-operative dressings versus standard care in the prevention of surgical site infection in clean or clean-contaminated, vascular surgery (the DRESSINg trial): study protocol for a pilot feasibility randomised controlled trial

Visit 1 2 3 4 5
Screening Baseline assessment Day 0- day of surgery Day 5–7 post op Day 30 post op ± 3 days 3 Months post-op ± 7 days 6 Months post-op ± 7 days
Screening questionnaire X       
Patient information sheet X       
Informed consent   X      
Baseline questionnaire   X      
SF-36   X   X X X X
EQ-5D-3 L   X   X X X X
GP letter   X      
RANDOMISATION FORM    X     
HPA surgical wound healing post discharge questionnaire      X   x
Clinical review of wound     X X   X
  1. SF36 short form 36 utility, EQ-5D EuroQoL 5 domain utility index, HPA health protection agency