Skip to main content

Table 3 Effective Practice and Organisation of Care group risk of bias criteria for interrupted time series

From: The effectiveness of interventions to reduce peripheral blood culture contamination in acute care: a systematic review protocol

  High risk Low risk Unclear risk
1. Was the intervention independent of other changes?
2. Was the shape of the intervention effect pre-specified?
3. Was the intervention unlikely to affect data collection?
4. Was knowledge of the allocated interventions adequately prevented during the study?
5. Were incomplete outcome data adequately addressed?
6. Was the study free from selective outcome reporting?
7. Was the study free from other risks of bias?