| Factual accuracy | Relevance | ||
---|---|---|---|---|
Question | Mean grade | Accurate1 | Mean grade | Relevant2 |
When is a total knee replacement necessary? | 4.5 | Y | 5 | Y |
Am I a candidate for total knee replacement? | 5 | Y | 4.5 | Y |
What is the ideal age to have a total knee replacement? | 5 | Y | 5 | Y |
Can you be too young or too old to have a total knee replacement? | 5 | Y | 5 | Y |
What are the benefits of a total knee replacement? | 5 | Y | 5 | Y |
What is the success rate of a total knee replacement? | 5 | Y | 5 | Y |
How long does a total knee replacement last? | 4.5 | Y | 5 | Y |
 | 4.9/5 | 7/7 | 4.9/5 | 7/7 |