The Safety and Efficacy of Endoscopic Combined Intrarenal Surgery (ECIRS) versus Percutaneous Nephrolithotomy (PCNL): A Systematic Review and Meta-Analysis

Table 2

Characteristics of surgical design and devices used in the studies.

	Patient position		Urologists present		Percutaneous access sheath		Ureteroscope/nephroscope		Ureteral access sheath
	ECIRS	PCNL	ECIRS	PCNL	ECIRS	PCNL	ECIRS	PCNL	ECIRS	PCNL
Nuño de la Rosa et al. [13]	GMSV	Supine	Two	NS	24/30 Fr	24/30 Fr	Karl Storz Flex X-2 and Olympus URF-P5	NS	11/13 Fr or 13/15 Fr	—
Hamamoto et al. [12]	Prone split-leg	Prone	Two	NS	18 Fr	18 Fr	Karl Storz Flex X-2	12 Fr miniscope	12/14 Fr	—
Wen et al. [17]	GMSV	Prone	Two	Two	20 Fr	20 Fr	Flexible ureteroscope	NS	12/14 Fr	—
Leng et al. [10]	Oblique supine lithotomic	Oblique supine lithotomic	NS	NS	16/18 Fr	16/18 Fr	Olympus URF-P5	NS	NS	—
Zhao et al. [9]	GMSV	Prone	Two	NS	16/18 Fr	16/18 Fr	7.5 Fr Flexible	NS	12/14 Fr	—

ECIRS: endoscopic intrarenal surgery; PCNL: percutaneous nephrolithotomy; GMSV: Galdakao-modified supine Valdivia (position). NS: not specified; Fr: French.