Table 1 Study characteristics
Study | Setting | Type of ward | Location | Study period | Automated vs. semiautomated | Study population sample size | Catheter types included | Outcome | Patient-days or length of stay (average) | Age of the study population |
|---|---|---|---|---|---|---|---|---|---|---|
Trick et al. [21] | 2 hospitals | All wards excepted neonate and pediatric wards | US, Chicago | September 1st, 2001 to February 28th, 2002 | Fully- and semi-automated (including manual CVC determination) | 99 patients (104 positive blood culture) in hospital 1, and 28 patients (31 positive blood culture) in hospital 2 | CVC | CLABSI | NA | Median age was 52 years-old for patients hospitalized in hospital 1, and 60 years-old for patients in hospital 2 |
Bellini et al. [19] | 1 hospital | All types | Switzerland, Lausanne | 3-years period | Fully automated | 669 positive blood culture | Unspecified intravascular catheters | CRBSI | NA | NA |
Woeltje et al. [22] | 1 hospital | 6 ICU | US, Missouri | July 1st, 2005 to December 31, 2006 | Fully automated | 540 patients (694 positive blood culture) | CVC | CLABSI | NA | NA |
Woeltje et al. [25] | 1 hospital | 4 non-ICU | US, Missouri | July 1st, 2005 to December 31, 2006 | Fully automated | 331 patients (391 positive blood culture) | CVC | CLABSI | NA | NA |
Snyders et al. [26] | 11 hospitals | 17 ICU | US, Missouri | January 1st to June 30, 2011 | Fully automated | 518 patients (643 positive blood culture) | CVC | CLABSI | NA | NA, but adult patients |
Bouam et al. [20] | 1 Hospital | 7 high-risk units | France, Créteil | 11-week period | Fully automated | 548 blood cultures | Unspecified | CRBSI | NA | NA |
Hota et al. [24] | 4 Hospitals | NA | US, Chicago | NA | Fully automated | NA | CVC | CLABSI | NA | NA |
Lin et al. [27] | 4 Medical centers | 8 medical and surgical ICUs | US, Chicago, Columbus, St. Louis | January 1, 2004- June 30, 2007 | Fully automated | 1251 blood culture episodes, a random sample of 664 episodes was selected | CVC | CLABSI | NA | NA |
Kaiser et al. [23] | 1 Hospital | 1 mixed ICU | Netherlands, Amsterdam | October 2009-October 2010 | Semi automated | 553 patients | CVC | CLABSI | 6793 patient days of stay- 13.887 central line days | NA |