Table 2.

Procalcitonin results in negative and positive blood cultures

	Blood cultures (n)
Procalcitonin at presentation	Negative	Positive	Total (n)
<0.5 ng/ml	24	8	32
0.5 to 2.0 ng/ml	16	5	21
2.0 to 10.0 ng/ml	13	10	23
>10.0 ng/ml	12	13	25
Total	65	36	101