The Efficacy of Umbelliferone, Arbutin, and N-Acetylcysteine to Prevent Microbial Colonization and Biofilm Development on Urinary Catheter Surface: Results from a Preliminary Study

Table 2

Quantification of the sessile bacteria on catheter surface at the end of the experiment.

	Group
	1	2	3	Control
CFU/1 cm segment
Median	1.67 × 10^6	1.77 × 10^6	0.12 × 10^6	3.69 × 10^6	0.004
IQRs	1.33 × 10^6	0.73 × 10^6	0.20 × 10^6	2.28 × 10^6
Range (×10^6)	1.24–2.78	1.44–2.19	0.10–0.44	3.33–5.78