μg microgram
AHRQ Agency for Healthcare Research and Quality
BMI body mass index
BSSI Beck Scale for Suicidal Ideation
CADTH Canadian Agency for Drugs and Technology in Health
CI confidence interval
CMS Constant Murley shoulder score
CPSB chronic post-surgical back pain
CRPS chronic regional pain syndrome
CT computed tomography
DREZC dorsal root entry zone complex
DSM-IV Diagnostic and Statistical Manual of Mental Disorders Fourth Edition
FPM Faculty of Pain Medicine
GBP Great Britain Pounds
GDP gross domestic product
GRADE Grading of Recommendations Assessment, Development and Evaluation
h hour
HIS Healthcare Improvement Scotland
HIV human immunodeficiency virus
HTA health technology assessment
I$ international dollars
ICER incremental cost-effectiveness ratio
IMMPACT initiative on methods, measurement and pain assessment in clinical trials
IPM-QRB interventional pain management techniques – quality appraisal of reliability and risk of bias assessment
IPM-QRBNR interventional pain management techniques – quality appraisal of reliability and risk of bias assessment non-randomised studies
IQR interquartile range
ISIS International Spine Intervention Society
IV intravenous
kg kilogram
LED light-emitting diodes
MCID minimum clinically important difference
MD mean difference
mg milligram
MINORS methodological index for non-randomised studies
ml millilitres
NA not applicable
NHS National Health Service
NICE National Institute for Health and Care Excellence
NMA network meta-analysis
NRS numerical rating scale
OR odds ratio
PRF-DRG pulsed radiofrequency – dorsal root ganglia
QALY quality-adjusted life-year
RCT randomised controlled trial
RFA radiofrequency ablation
RF-FC radiofrequency - facet capsule
ROBONS-I risk of bias in non-randomised studies of interventions
RR relative risk
SD standard deviation
SEK Swedish krona
SHTG Scottish Health Technologies Group
SIGN Scottish Intercollegiate Guidelines Network
SIMD Scottish index of multiple deprivation
SMD standardised mean difference
SPADI shoulder pain and disability index
STROBE Strengthening the Reporting of Observational Studies in Epidemiology
TENS transcutaneous electrical nerve stimulation
THB Thai Bhat
UK United Kingdom
US/USA United States of America
VAS visual analogue scale
WMD weighted mean difference
WOMAC western Ontario and McMaster universities osteoarthritis index