Overview of Outbreaks of Species-Groups in Both Intensive Care Units After Log-Linear Adjustment for Underlying Temporal Trends
| Species-Groups . | Outbreaka . | Number . | P Value . | ||
|---|---|---|---|---|---|
| Start . | End . | Observed . | Expected . | ||
| ICU-1 | |||||
| Acinetobacter spp | 04/10/02 | 13/02/03 | 40 | 13.85 | .001 |
| Chryseobacterium spp | 09/01/04 | 05/08/07 | 42 | 21.81 | .001 |
| Citrobacter spp | 05/08/07 | 16/08/07 | 7 | 0.37 | .001 |
| Corynebacterium spp | 06/02/09 | 08/02/09 | 3 | 0.034 | .024 |
| Enterobacter spp | 01/08/02 | 16/08/02 | 12 | 2.31 | .033 |
| Enterococcus spp | 20/08/02 | 16/09/02 | 23 | 6.2 | .001 |
| Escherichia spp | 02/09/08 | 12/09/08 | 9 | 1.04 | .016 |
| GAS | 13/05/05 | 14/05/05 | 2 | 0.0056 | .024 |
| GDS | 16/07/06 | 17/07/06 | 2 | 0.0063 | .042 |
| Klebsiella spp | 15/09/04 | 04/11/04 | 24 | 6.94 | .003 |
| Proteus spp | 01/05/08 | 02/05/08 | 4 | 0.071 | .009 |
| Pseudomonas spp | 01/06/04 | 11/11/05 | 243 | 150.63 | .001 |
| Staphylococcus aureus | 26/10/06 | 26/10/06 | 5 | 0.2 | .018 |
| Streptococcus milleri group | 02/04/06 | 06/04/06 | 3 | 0.042 | .025 |
| Streptococcus pneumoniae | 01/04/02 | 12/04/02 | 6 | 0.49 | .048 |
| ICU-2 | |||||
| Acinetobacter spp | 16/10/02 | 13/02/03 | 30 | 10.12 | .002 |
| Enterobacter spp | 01/09/06 | 17/09/06 | 12 | 1.29 | .002 |
| Enterococcus spp | 11/11/07 | 02/02/08 | 29 | 10.75 | .032 |
| GGS | 04/05/05 | 04/05/05 | 2 | 0.0042 | .022 |
| Hafnia spp | 16/09/06 | 16/09/06 | 2 | 0.0032 | .012 |
| Klebsiella spp | 01/05/04 | 04/10/05 | 121 | 75.42 | .002 |
| Pseudomonas spp | 02/11/04 | 11/11/04 | 13 | 1.82 | .001 |
| S. aureus | 20/10/02 | 22/08/04 | 235 | 177.05 | .008 |
| Streptococcus viridans | 16/09/04 | 24/09/04 | 4 | 0.11 | .02 |
| Species-Groups . | Outbreaka . | Number . | P Value . | ||
|---|---|---|---|---|---|
| Start . | End . | Observed . | Expected . | ||
| ICU-1 | |||||
| Acinetobacter spp | 04/10/02 | 13/02/03 | 40 | 13.85 | .001 |
| Chryseobacterium spp | 09/01/04 | 05/08/07 | 42 | 21.81 | .001 |
| Citrobacter spp | 05/08/07 | 16/08/07 | 7 | 0.37 | .001 |
| Corynebacterium spp | 06/02/09 | 08/02/09 | 3 | 0.034 | .024 |
| Enterobacter spp | 01/08/02 | 16/08/02 | 12 | 2.31 | .033 |
| Enterococcus spp | 20/08/02 | 16/09/02 | 23 | 6.2 | .001 |
| Escherichia spp | 02/09/08 | 12/09/08 | 9 | 1.04 | .016 |
| GAS | 13/05/05 | 14/05/05 | 2 | 0.0056 | .024 |
| GDS | 16/07/06 | 17/07/06 | 2 | 0.0063 | .042 |
| Klebsiella spp | 15/09/04 | 04/11/04 | 24 | 6.94 | .003 |
| Proteus spp | 01/05/08 | 02/05/08 | 4 | 0.071 | .009 |
| Pseudomonas spp | 01/06/04 | 11/11/05 | 243 | 150.63 | .001 |
| Staphylococcus aureus | 26/10/06 | 26/10/06 | 5 | 0.2 | .018 |
| Streptococcus milleri group | 02/04/06 | 06/04/06 | 3 | 0.042 | .025 |
| Streptococcus pneumoniae | 01/04/02 | 12/04/02 | 6 | 0.49 | .048 |
| ICU-2 | |||||
| Acinetobacter spp | 16/10/02 | 13/02/03 | 30 | 10.12 | .002 |
| Enterobacter spp | 01/09/06 | 17/09/06 | 12 | 1.29 | .002 |
| Enterococcus spp | 11/11/07 | 02/02/08 | 29 | 10.75 | .032 |
| GGS | 04/05/05 | 04/05/05 | 2 | 0.0042 | .022 |
| Hafnia spp | 16/09/06 | 16/09/06 | 2 | 0.0032 | .012 |
| Klebsiella spp | 01/05/04 | 04/10/05 | 121 | 75.42 | .002 |
| Pseudomonas spp | 02/11/04 | 11/11/04 | 13 | 1.82 | .001 |
| S. aureus | 20/10/02 | 22/08/04 | 235 | 177.05 | .008 |
| Streptococcus viridans | 16/09/04 | 24/09/04 | 4 | 0.11 | .02 |
Abbreviations: GAS, group A hemolytic Streptococcus species; GDS, group D hemolytic Streptococcus species; GGS, group G hemolytic Streptococcus species; ICU, intensive care unit.
a Outbreak data are shown as day/month/year.
Overview of Outbreaks of Species-Groups in Both Intensive Care Units After Log-Linear Adjustment for Underlying Temporal Trends
| Species-Groups . | Outbreaka . | Number . | P Value . | ||
|---|---|---|---|---|---|
| Start . | End . | Observed . | Expected . | ||
| ICU-1 | |||||
| Acinetobacter spp | 04/10/02 | 13/02/03 | 40 | 13.85 | .001 |
| Chryseobacterium spp | 09/01/04 | 05/08/07 | 42 | 21.81 | .001 |
| Citrobacter spp | 05/08/07 | 16/08/07 | 7 | 0.37 | .001 |
| Corynebacterium spp | 06/02/09 | 08/02/09 | 3 | 0.034 | .024 |
| Enterobacter spp | 01/08/02 | 16/08/02 | 12 | 2.31 | .033 |
| Enterococcus spp | 20/08/02 | 16/09/02 | 23 | 6.2 | .001 |
| Escherichia spp | 02/09/08 | 12/09/08 | 9 | 1.04 | .016 |
| GAS | 13/05/05 | 14/05/05 | 2 | 0.0056 | .024 |
| GDS | 16/07/06 | 17/07/06 | 2 | 0.0063 | .042 |
| Klebsiella spp | 15/09/04 | 04/11/04 | 24 | 6.94 | .003 |
| Proteus spp | 01/05/08 | 02/05/08 | 4 | 0.071 | .009 |
| Pseudomonas spp | 01/06/04 | 11/11/05 | 243 | 150.63 | .001 |
| Staphylococcus aureus | 26/10/06 | 26/10/06 | 5 | 0.2 | .018 |
| Streptococcus milleri group | 02/04/06 | 06/04/06 | 3 | 0.042 | .025 |
| Streptococcus pneumoniae | 01/04/02 | 12/04/02 | 6 | 0.49 | .048 |
| ICU-2 | |||||
| Acinetobacter spp | 16/10/02 | 13/02/03 | 30 | 10.12 | .002 |
| Enterobacter spp | 01/09/06 | 17/09/06 | 12 | 1.29 | .002 |
| Enterococcus spp | 11/11/07 | 02/02/08 | 29 | 10.75 | .032 |
| GGS | 04/05/05 | 04/05/05 | 2 | 0.0042 | .022 |
| Hafnia spp | 16/09/06 | 16/09/06 | 2 | 0.0032 | .012 |
| Klebsiella spp | 01/05/04 | 04/10/05 | 121 | 75.42 | .002 |
| Pseudomonas spp | 02/11/04 | 11/11/04 | 13 | 1.82 | .001 |
| S. aureus | 20/10/02 | 22/08/04 | 235 | 177.05 | .008 |
| Streptococcus viridans | 16/09/04 | 24/09/04 | 4 | 0.11 | .02 |
| Species-Groups . | Outbreaka . | Number . | P Value . | ||
|---|---|---|---|---|---|
| Start . | End . | Observed . | Expected . | ||
| ICU-1 | |||||
| Acinetobacter spp | 04/10/02 | 13/02/03 | 40 | 13.85 | .001 |
| Chryseobacterium spp | 09/01/04 | 05/08/07 | 42 | 21.81 | .001 |
| Citrobacter spp | 05/08/07 | 16/08/07 | 7 | 0.37 | .001 |
| Corynebacterium spp | 06/02/09 | 08/02/09 | 3 | 0.034 | .024 |
| Enterobacter spp | 01/08/02 | 16/08/02 | 12 | 2.31 | .033 |
| Enterococcus spp | 20/08/02 | 16/09/02 | 23 | 6.2 | .001 |
| Escherichia spp | 02/09/08 | 12/09/08 | 9 | 1.04 | .016 |
| GAS | 13/05/05 | 14/05/05 | 2 | 0.0056 | .024 |
| GDS | 16/07/06 | 17/07/06 | 2 | 0.0063 | .042 |
| Klebsiella spp | 15/09/04 | 04/11/04 | 24 | 6.94 | .003 |
| Proteus spp | 01/05/08 | 02/05/08 | 4 | 0.071 | .009 |
| Pseudomonas spp | 01/06/04 | 11/11/05 | 243 | 150.63 | .001 |
| Staphylococcus aureus | 26/10/06 | 26/10/06 | 5 | 0.2 | .018 |
| Streptococcus milleri group | 02/04/06 | 06/04/06 | 3 | 0.042 | .025 |
| Streptococcus pneumoniae | 01/04/02 | 12/04/02 | 6 | 0.49 | .048 |
| ICU-2 | |||||
| Acinetobacter spp | 16/10/02 | 13/02/03 | 30 | 10.12 | .002 |
| Enterobacter spp | 01/09/06 | 17/09/06 | 12 | 1.29 | .002 |
| Enterococcus spp | 11/11/07 | 02/02/08 | 29 | 10.75 | .032 |
| GGS | 04/05/05 | 04/05/05 | 2 | 0.0042 | .022 |
| Hafnia spp | 16/09/06 | 16/09/06 | 2 | 0.0032 | .012 |
| Klebsiella spp | 01/05/04 | 04/10/05 | 121 | 75.42 | .002 |
| Pseudomonas spp | 02/11/04 | 11/11/04 | 13 | 1.82 | .001 |
| S. aureus | 20/10/02 | 22/08/04 | 235 | 177.05 | .008 |
| Streptococcus viridans | 16/09/04 | 24/09/04 | 4 | 0.11 | .02 |
Abbreviations: GAS, group A hemolytic Streptococcus species; GDS, group D hemolytic Streptococcus species; GGS, group G hemolytic Streptococcus species; ICU, intensive care unit.
a Outbreak data are shown as day/month/year.
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