Table 2. Percentages of success in regrowth inhibition (RI) after 40% ethanol-60 IU heparin lock solution for 72 hours.

Microorganism	Success rate* of RI, N (%)
	24 hours	72 hours
S. aureus (N = 20)	13 (65)	10 (50)
CoNS (N = 20)	12 (60)	1 (5)
Enterococci sp. (N = 20)	1 (5)	0 (0)
E. coli (N = 20)	11 (55)	4 (20)
C. albicans (N = 20)	20 (100)	2 (10)
Total (N = 100)	57 (57)	17 (17)

CoNS, coagulase-negative staphylococci.

*Success rate for RI was set as ≥85%.