Table 1.

Baseline Patient Characteristics (Mean)

	SURE group (n = 9)	Basket group (n = 8)	p
Age, years	42	37	0.25
% Males	88	62	0.2
BMI	22.3	23.4	0.8
% Single stone	55	50	0.81
% Lower pole stone	78%	63%	0.49
Baseline stone volume, mm3	267	210	0.55
Stone density, HU	786	926	0.4

BMI = body mass index; SURE = steerable ureteroscopic renal evacuation.