Complex Spine Surgery 2020

Abbreviations

COX-2	Cyclo-oxygenase-2
IV	Intravenous
N/A	Not applicable
NRS	Numerical rating scale
NS	Not significant/ no significant difference
NSAID	Nonsteroidal anti-inflammatory drug
PACU	Post-anaesthesia care unit
PCA	Patient-controlled analgesia
PCEA	Patient controlled epidural analgesia
PCIA	Patient controlled intravenous analgesia
PLIF	Posterior lumbar interbody fusion
RCT	Randomised controlled trial
TLIP	Thoracolumbar interfascial plane
VAS	Visual analogue score
VRS	Verbal rating scale