Volume 18, Number 2—February 2012
CME ACTIVITY - Research
Invasive Pneumococcal Disease and Pandemic (H1N1) 2009, Denver, Colorado, USA
George E. Nelson
, Kenneth A. Gershman, David L. Swerdlow, Bernard W. Beall, and Matthew R. Moore
, Kenneth A. Gershman, David L. Swerdlow, Bernard W. Beall, and Matthew R. Moore
Table 3
Blood culture practices of 13 laboratories for samples from patients with invasive pneumococcal disease, Denver, Colorado, USA, September–-October 2008 and 2009*
| Laboratory ID | Change in procedures | Sep–Oct 2008 |
Sep–Oct 2009 |
Change in cultures prepared, no. (%) | % change for SPN+ | |||
|---|---|---|---|---|---|---|---|---|
| No. cultures | No. (%) SPN+ | No. cultures | No. (%) SPN+ | |||||
| 1 | None | 935 | 3 (0.3) | 1,095 | 3 (0.3) | 160 (17) | 0 | |
| 2 | None | 5,634 | 11(0.2) | 6,515 | 5 (0.1) | 881 (16) | −50 | |
| 3 | None | 141 | 0 | 297 | 6 (2) | 156 (111) | NC | |
| 4 | None | 2,301 | 3 (0.1) | 2,454 | 6 (0.2) | 153 (7) | 100 | |
| 5 | BC on all 3 shifts | 2,007 | 4 (0.2) | 2,480 | 8 (0.3) | 473 (24) | 50 | |
| 6 | BC on all 3 shifts | 1,233 | 0 | 1,917 | 2 (0.1) | 684 (55) | NC | |
| 7 | 2009 Feb 1: new blood culture system | 2,008 | 4 (0.2) | 2,391 | 9 (0.4) | 383 (19) | 100 | |
| 8 | None | 2,072 | 5 (0.2) | 2,188 | 4 (0.2) | 116 (6) | 0 | |
| 9 | None | 1,538 | 1 (0.1) | 1,768 | 2 (0.1) | 230 (15) | 0 | |
| 10 | 2009 Oct: changed antiseptic | 2,423 | 4 (0.2) | 2,407 | 15 (0.6) | −16 (−1) | 200 | |
| 11 | None | 820 | 4 (0.5) | 1,079 | 10 (0.9) | 259 (32) | 80 | |
| 12 | None | 1,456 | 6 (0.4) | 2,178 | 6 (0.3) | 722 (50) | −25 | |
| 13 | None | 3,405 | 5 (0.1) | 3,390 | 9 (0.3) | −15 (0) | 200 | |
| Total | 25,973 | 50 (0.2) | 30,159 | 85 (0.3) | 4,186 (16) | 50 | ||
*ID, identification; SPN+, positive for Streptococcus pneumoniae; NC, the percentage increase from 0 to 2 specimens could not be calculated; BC, blood culture.
Page created: January 26, 2012
Page updated: January 26, 2012
Page reviewed: January 26, 2012
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.