Fletcher 2003.

Study characteristics
Methods	Parallel RCT Approved by the ethics committee and informed consents obtained Site: Rotherham General Hospital, UK Data collection: 6‐month period from February until August; exact years unspecified Funding: no information Registration: no information
Participants	50 participants with a neck of femur fracture Excluded: confused (and therefore unable to give informed consent), bleeding diathesis or taking warfarin, local or systemic infection, previous hypersensitivity to local anaesthetics Type of fracture: intertrochanteric (60%) and subcapital‐transcervical (40%) Anaesthetic technique for surgery: not mentioned Surgical technique: not mentioned Mean age: 78 years (range not stated) Percentage female: 70% Length of follow‐up: 6 months
Interventions	Intervention: femoral (3‐in‐1) nerve block (N = 24) Comparator: no nerve block (N = 26)
Outcomes	Relevant to this review. Pain (4‐point scale). Pneumonia. Mortality. Opioids. Complications. Not relevant to this review. Haemodynamic variables. Opioid side effects. Time to best response to analgesia. Deep venous thrombosis.
Notes	Conflict of interest: no information DOI: 10.1067/mem.2003.51 Extra information supplied by trialists to confirm secure randomization and that no participants were lost to follow‐up Study authors re‐contacted 22 May 2015: no reply Sources obtained for risk of bias assessment. Journal article with results of the trial.