Is Femoral Nerve Block Superior to Fascia Iliac Block in Hip Surgery? Meta-Analysis of Randomized Controlled Trials

Table 1

Characteristics of the included studies.

Clinical trials	FNB/FICB						Anesthesia	Dose of FNB	Dose of FICB	Reference type	Location
	Cases	Age (mean)	Gender (% male)	ASA grade (cases)
				I	II	III
Bantie 2020	24/24	37.7/34.2	21/22	20/19	4/5	N/A	Spinal anesthesia	30 mL of 1% lidocaine with adrenaline solution	30 mL of 1% lidocaine with adrenaline solution	RCT	Ethiopia
Blackwell 2021	37/21	N/A	N/A	N/A	N/A	N/A	General anesthesia	40 mL 0.5% ropivacaine	40 mL 0.5% ropivacaine	RCT	U.S.A.
Cooper 2019	48/52	84/80	12/16	N/A	N/A	N/A	Not mentioned	20 mL of 0.5% levobupivacaine and 20 mL 0.9% saline	20 mL of 0.5% levobupivacaine and 20 mL 0.9% saline	RCT	Australia
Deniz 2014	20/20	67.8/59.1	11/8	9/12	9/6	2/2	General anesthesia	2% prilocaine and 30 mL 0.25% bupivacaine	2% prilocaine and 30 mL 0.25% bupivacaine	RCT	Turkey
Ghimire 2015	15/15	55/54.4	7/10	5/6	10/9	N/A	Spinal anesthesia	15 mL 1.5% lignocaine with adrenaline	30 mL 1.5% lignocaine with adrenaline	RCT	Nepal
Liang 2020	23/23	74.3/73.9	6/7	N/A	17/17	6/6	Spinal anesthesia	15 mL 0.5% ropivacaine	40 mL 0.5% ropivacaine	RCT	China
Möller 2011	40/40	64/62	23/21	N/A	N/A	N/A	General anesthesia	50 mL prilocaine	50 mL prilocaine	RCT	Germany
Newman 2013	51/56	83/82	12/16	N/A	N/A	N/A	Not mentioned	0.5% levobupivacaine (30 mL for >70 kg; 25 mL for 50–70 kg; 20 mL for <50 kg)	0.5% levobupivacaine (30 mL for >70 kg; 25 mL for 50–70 kg; 20 mL for <50 kg)	RCT	UK