Percutaneous nephrolithotomy versus retrograde intrarenal surgery on mid-sized lower calyx stones– a systematic review of last decade

Table 1 Demographic characteristics of PCNL compared with RIRS on lower pole calyx stone patients of the included studies

Authors	Study Design	Duration	Follow-up	Study Population (N)
Authors	Study Design	Duration	Follow-up	PCNL	RIRS
Dutta et al., 2023 [5]	Prospective RCT, unblinded	5 Years	1 Month	51	50
Shabana et al., 2021 [6]	Retrospective unblinded	1 Year	3 Months	60	60
Coskun et al., 2021 [7]	Prospective unblinded	7 Months	3 Months	25	25
Zhang et al., 2019 [8]	Prospective RCT, unblinded	2 Years	3 Months	60	60
Fayad et al., 2017 [9]	Prospective RCT, unblinded	3 Years	3 Months	55	51
Bozzini et al., 2017 [10]	Prospective RCT, unblinded	4 Years	3 Months	181	207
Kandemir et al., 2017 [11]	Prospective RCT, unblinded	3 Years	3 Months	30	30
Jung et al., 2015 [12]	Retrospective unblinded	4 Years	12 Months	44	44
Armagen et al., 2015 [13]	Retrospective unblinded	2 Years	1 Month	68	59
Koyuncu et al., 2015 [14]	Retrospective unblinded	3 Years	3 Months	77	32
Kirac et al., 2013 [15]	Retrospective unblinded	3 Years	8 Months	37	36
Total Patient Number				688	654
Total Patient Number				1342

ISSN: 1471-2490