Review	Pain	Acute confusional state	Myocardial infarction	Chest infections	Death	Time to first mobilization	Cost of analgesic regimen	Remarks
Amin 2017	FICB is safe and effective in controlling perioperative pain	N/A	N/A	N/A	N/A	N/A	N/A	NR  25 trials
Dizdarevic 2019	Utilize various strategies to reduce pain including RA	N/A	N/A	N/A	N/A	N/A	N/A	NR
Fadhlillah 2019	FICB reduces acute pain on movement Variable results for pain at rest	N/A	N/A	N/A	N/A	N/A	N/A	MA 8 RCTs
Freeman 2016	FICB is part of recommended practices	Use multi‐modal analgesia to reduce the incidence of delirium	N/A	N/A	N/A	N/A	N/A	NR
Hards 2018	FICB is suitable for  pre‐hospital use and has few adverse effects Comparisons with systemic opioids are required	N/A	N/A	N/A	N/A	N/A	N/A	SR 7 studies: 1 RCT 4 P 1 R 1 CR
Hartmann 2017	FNB seemed to be more effective than IV fentanyl	N/A	N/A	N/A	N/A	N/A	N/A	SR 2 RCTs
Hong 2019	FICB reduced pain at 1 to 8, 12, 24, and 48 hours No difference at 72 hours	N/A	N/A	N/A	N/A	N/A	N/A	MA 11 RCTs
Hsu 2018	Limited evidence for reduced pain on movement at 30 minutes and at 6 hours after surgery  with FICB No significant complications	N/A	N/A	N/A	N/A	N/A	N/A	MA 3 RCTs
Hsu 2019	FNB achieved lower pain scores on movement at 30 minutes than IV analgesia	N/A	N/A	N/A	N/A	N/A	N/A	MA 10 studies 8 RCTs  2 P
Parker 2016	N/A	N/A	N/A	N/A	Nerve blocks may reduce mortality or morbidity Continuing research is required	N/A	N/A	NR
Rashiq 2013	ONB plus LFCNB had the highest probability of being effective against acute postoperative pain More trials comparing multiple nerve blocks in hip fractures are required	FICB had the highest probability of being the most effective	N/A	N/A	N/A	N/A	N/A	SR 21 RCTs
Scurrah 2018	Consistent evidence that PNBs reduce pain and are more effective than standard systemic analgesia alone	Moderate evidence for a reduction	N/A	N/A	Limited evidence for a reduction	N/A	N/A	NR
Skjold 2019	Limited quantity of evidence for decreased pain scores leading to  very low certainty of evidence supporting preoperative single‐injection FNBs	N/A	N/A	N/A	N/A	N/A	N/A	SR with MA 5 RCTs
Soffin 2019	PNBs and non‐opioid multi‐modal analgesic agents are suggested preoperatively	N/A	N/A	N/A	N/A	N/A	N/A	ER
Steenberg 2018	FICB superior to opioids during movement Very few adverse effects	Insufficient evidence	N/A	N/A	Insufficient evidence	N/A	N/A	SR 11 studies 8 RCTS 3 qRCTs
CR: Case report; ER: evidence review; FICB: fascia iliaca compartment block; FNB: femoral nerve block; LFCNB: lateral femoral cutaneous nerve block; IV: intravenous; N/A: not a purpose of the review;   MA: meta‐analysis; NR: narrative review; ONB: obturator nerve block; P: prospective non‐randomized trial; PNB: peripheral nerve block: qRCT: quasi‐randomized controlled trial; RA: regional anaesthesia; RCT: randomized controlled trial;  R: retrospective trial; SR: systematic review.