Welcome to the ROBINS-I tool (Risk Of Bias In Non-randomized Studies - of Interventions). Note: The tool was previously called A Cochrane Risk Of Bias Assessment Tool: for Non-Randomized Studies of ...

Read our paper about the tool in The BMJ. Both ROBINS-I and the Cochrane RoB tool for randomized trials focus on studies’ internal validity, For both types of study, we define bias as a tendency for ...