multiple choice question\nwhat percentage of patients with rheumatoid arthritis are rf positive?\nplease…

multiple choice question\nwhat percentage of patients with rheumatoid arthritis are rf positive?\nplease select your answer...\na 50%\nb 60%\nc 70%\nd 80%

multiple choice question\nwhat percentage of patients with rheumatoid arthritis are rf positive?\nplease select your answer...\na 50%\nb 60%\nc 70%\nd 80%

Answer

Brief Explanations:

In general, approximately 70 - 80% of patients with rheumatoid arthritis are rheumatoid factor (RF) positive. Among the given options, 70% is a commonly - cited approximate value within this range.

Answer:

C. 70%