Study ID (surname of first author and year published)
Study characteristics	Descriptions (include comparative information for each intervention or comparison group if available)	Further details	Source (pg and/ fig/table/other)
Single centre/Multi‐centre
Start and end dates of data collection
Duration of participation (from recruitment to last follow‐up)
Power (e.g. power and sample size calculation, level of power achieved)
Notes:
Participant characteristics (record all reported measures)
Population description (from which study participants were drawn)
Setting (include location)
Inclusion criteria
Exclusion criteria
Method of recruitment (e.g. phone, mail, clinic patients)
Total no. randomly assigned
Baseline imbalances
Withdrawals and exclusions
Age
Sex
BMI
No. of participants in each group	Intervention 1:_____ ; Intervention 2:_____ Control 1: _____; Control 2: _____
No. of participants who received intended treatment	Intervention 1: _____ ; Intervention 2:_____ Control 1:_____; Control 2:______
No. of participants who were analysed	Intervention 1: _____; Intervention 2:_____ Control 1:______; Control 2:______
Notes:
Interventions
Intervention group 1
FNB technique and type (i.e. continuous or single‐shot FNB)
Additional blocks (i.e. sciatic or obturator)
Description of FNB (include type of drug, dosage and regimen used)
Duration of treatment period
PCA opioid in FNB group?	Yes/No. If yes, describe
Type of co‐analgesia/Supplemental analgesia
Loss to follow‐up
Others
Intervention group 2
FNB technique and type (i.e. continuous or single‐shot FNB)
Additional blocks (i.e. sciatic or obturator)
Description of FNB (include type of drug, dosage and regimen used)
Duration of treatment period
PCA opioid in FNB group?	Yes/No. If yes, describe
Type of co‐analgesia/Supplemental analgesia
Loss to follow‐up
Others
Control group 1
Technique and type (i.e. PCA, epidural, infiltration +/‐ intra‐articular injection, oral or placebo)
Drugs, dosage and regimen used
Placebo block in PCA group?	Yes/No. If yes, describe
Type of co‐analgesia/Supplemental analgesia
Loss to follow‐up
Others
Control group 2
Technique and type (i.e. PCA, epidural, infiltration +/‐ intra‐articular injection, oral or placebo)
Drugs, dosage and regimen used
Placebo block in PCA group?	Yes/No. If yes, describe
Type of co‐analgesia/Supplemental analgesia
Loss to follow‐up
Others