TABLE 2.

Association of Bacteremia with Having a Patient-Controlled Analgesia Pump Morphine Cartridge Started or Changed by Individual Staff

Nurse	No. (%) of case patients (n = 9)	No. (%) of control subjects (n = 24)	Odds ratio (95% CI)	P
A	1 (11)	1 (4)	2.9 (0.2–51.5)	.5
B	1 (11)	1 (4)	2.9 (0.2–51.5)	.5
C	6 (67)	1 (4)	46 (4.0–525.0)	<.001
D	2 (22)	1 (4)	6.6 (0.5–83.8)	.2
E	1 (11)	0 (0)	Undefined	.3
F	2 (22)	2 (8)	3.1 (0.4–26.6)	.3
G	1 (11)	0 (0)	Undefined	.3
H	1 (11)	1 (4)	2.9 (0.2–51.5)	.5
I	1 (11)	0 (0)	Undefined	.3
J	1 (11)	2 (8)	1.4 (0.1–17.3)	.6
K	1 (11)	1 (4)	2.9 (0.2–51.5)	.5

NOTE. CI, confidence interval.