Study schedule
Study component | Visit 1 | Visit 2 | Visit 3 | Visit 4 | Visit 5 | Visit 6 | Visit 7 | Visit 8 | Visit 9 |
Time | 1 day before surgery | After general anaesthesia | End of surgery | 2 hours after surgery | 6 hours after surgery | 12 hours after surgery | 24 hours after surgery | 48 hours after surgery | Discharge |
Eligibility screen | X | − | − | − | − | − | − | − | − |
Informed consent | X | − | − | − | − | − | − | − | − |
Demographic characteristics | X | − | − | − | − | − | − | − | − |
Randomisation | X | − | − | − | − | − | − | − | − |
Intervention | − | X | − | − | − | − | − | − | − |
Intraoperative opioid consumption | − | X | − | − | − | − | − | − | |
FACES | − | − | − | X | X | X | X | X | − |
Adverse events | − | − | − | − | − | − | − | X | − |
FACES, Wong-Baker Faces Pain-rating Scale.