From: APSIC guide for prevention of Central Line Associated Bloodstream Infections (CLABSI)
Categories for strength of each recommendation | |
Category | Definition |
A | Good evidence to support a recommendation for use. |
B | Moderate evidence to support a recommendation for use. |
C | Insufficient evidence to support a recommendation for or against use |
D | Moderate evidence to support a recommendation against use. |
E | Good evidence to support a recommendation against use. |
Categories for quality of evidence on which recommendations are made | |
Grade | Definition |
I | Evidence from at least one properly randomized, controlled trial. |
II | Evidence from at least one well-designed clinical trial without randomization, from cohort or case-controlled analytic studies, preferably from more than one centre, from multiple time series, or from dramatic results in uncontrolled experiments. |
III | Evidence from opinions of respected authorities on the basis of clinical experience, descriptive studies, or reports of expert committees. |