SLAP Trial: Shock Wave Lithotripsy and Mechanical Percussion Therapy Post ESWL for Renal Calculi

Table 1

Patient baseline characteristics.

	N	Mean age (y)	Sex		BMI (kg/m^2)	Mean stone size (mm)	Location
			Male	Female			LC	MC	UC	Pelvis
MPI	33	60.5	18	15	28.6	7.1	24	1	2	6
Control	32	59.1	17	15	29.2	7.4	19	4	2	7

MPI: mechanical percussion and inversion therapy; BMI: body mass index; LC: lower calyx; MC: middle calyx; UP: upper calyx.