Table 3.
CLABSI rates and unadjusted comparisons across institutional characteristics and infection prevention & control practices in 2011/mid-2012
| ICU type | Mean (SD) | 95% CI | P value* |
|---|---|---|---|
| State mandatory reporting | 0.93 | ||
| Yes | 1.38 (0.96) | 1.14–1.63 | |
| No | 1.58 (1.44) | 1.09–2.07 | |
| Region | 0.82 | ||
| Northeast | 1.60 (1.08) | 1.16–2.03 | |
| South | 1.03 (1.15) | 0.55–1.52 | |
| Midwest | 1.60 (1.09) | 1.18–2.03 | |
| West | 1.39 (0.91) | 0.97–1.80 | |
| ICU type | 0.68 | ||
| Medical/surgical or medical | 1.4 (1.16) | 1.16–1.64 | |
| Cardiothoracic | 1.52 (0.6) | 1.05–1.98 | |
| ICU size | 0.65 | ||
| ≤15 beds | 1.56 (1.45) | 1.21–1.91 | |
| >15 beds | 1.36 (0.85) | 1.05–1.68 | |
| Institution type | 0.26 | ||
| General hospital | 1.58 (1.3) | 1.28–1.88 | |
| Free-standing children's hospital | 1.29 (0.82) | 0.95–1.63 | |
| Medical school affiliation | 0.36 | ||
| Affiliated | 1.44 (1.09) | 1.21–1.67 | |
| Not affiliated | 1.22 (0.79) | 0.69–1.76 | |
| Electronic surveillance of HAI | 0.33 | ||
| Yes | 1.36 (0.98) | 1.08–1.64 | |
| No | 1.57 (1.25) | 1.21–1.93 | |
| Antibiotic stewardship/restriction | 0.69 | ||
| Yes | 1.49 (1.16) | 1.22–1.76 | |
| No | 1.36 (0.71) | 1.03-–1.7 |
CLABSI, central line-associated bloodstream infection; HAI, hospital associated infection; ICU, intensive care unit; SD, standard deviation
*
Negative binomial regression using the sum of line device days as exposure variable