| Factual accuracy | Relevance | ||
---|---|---|---|---|
Question | Mean grade | Accurate1 | Mean grade | Relevant2 |
Is total knee replacement a safe operation? | 5 | Y | 5 | Y |
What are the risks of a total knee replacement? | 4.5 | Y | 4* | Y |
What is the risk of severe complications or death from a total knee replacement? | 5 | Y | 5 | Y |
What medical conditions increase the risk of a total knee replacement? | 5 | Y | 4.5 | Y |
 | 4.9/5 | 4/4 | 4.6/5 | 4/4 |