Table 1. Mean fluorescence, standard deviation and ANOVA analysis of the 3 methods at 6 pre-defined points.

Mean fluorescence (SD)	UP	MP	LP	RP	MU	DU
Antegrade	12.132 (3.646)	12.452 (3.206)	12.353 (3.106)	13.357 (2.964)	17.807 (4.513)	17.406 (2.282)
Retrograde	22.515 (3.508)	25.778 (8.089)	25.267 (3.535)	23.508 (7.482)	24.399 (8.167)	25.396 (9.394)
Reflux via DJS	15.005 (2.863)	18.791 (3.069)	18.520 (5.010)	15.604 (4.506)	14.561 (4.310)	18.005 (3.552)
ANOVA/p-value	<0.0001	<0.0001	<0.0001	<0.0001	0.001	0.004

SD = standard deviation; UP = upper pole; MP = mid pole; LP = lower pole; RP = renal pelvis; MU = mid ureter; DU = distal ureter; DJS = double-pigtail stent/ureteric stent ANOVA = analysis of variance