Table 1. Institutional and Individual Unit Central Line Associated Blood Stream Infection (CLABSI) Rates From March, 2008 to May, 2010.

Hospital Unit	No. of CLABSI	Catheter-Days	CLABSI/1,000 Catheter-Days	95% Confidence Interval
Neurological ICU	34	7,479	4.6	3.2-6.3
Medical ICU #1	23	5,760	4.0	2.5-6.0
Cardiac Care Unit	21	6,252	3.4	2.1-5.1
Medical ICU #2	24	11,118	2.2	1.4-3.2
Emergency Department	9	4,504	2.0	0.9-3.8
Surgical ICU	18	12,002	1.5	0.9-2.4
Cardiothoracic ICU	4	11,727	0.3	0.1-0.8
Composite ICU	124	54,338	2.3	1.9-2.7