Skip to main content
. 2012 Feb 23;7:127–135. doi: 10.2147/COPD.S29149

Figure 3.

Figure 3

Procalcitonin values in subjects with acute exacerbations of chronic obstructive pulmonary disease without pneumonia. Individual procalcitonin values expressed as ng/mL on a log 10 scale. Viral alone patients are shown on admission (V1), day 2 (V2), and day 28 (V3) and bacterial + viral are shown on admission (BV1), day 2 (BV2), and day 28 (BV3) and bacterial alone on admission (B1), day 2 (B2), and day 28 (B3). The 0.25 ng/mL and 0.50 ng/mL procalcitonin levels are indicated by the dotted lines.