Below are some employment trends for Financial Analysts: 1  Median wage: $37.86 hourly, $78,380 annually. 2  Employment: 253,000 employees. 3  Projected growth (2012-2022): Faster than average (15-21 4 %) Projected job openings (2012-2022): 100,900.
Rheumatoid Factor Test. The rheumatoid factor is an antibody present in the blood of many patients with rheumatoid arthritis. Doctors measure the level of rheumatoid factor by performing a blood test. A positive rheumatoid factor test means that the patientâs level of rheumatoid factor in their blood is considered high.
Interpretation. Rheumatoid factor (RF) is used in the diagnosis of rheumatoid arthritis (RA). RF results are positive in approximately 75% of patients with RA, although RF is not etiologically related to RA.High RF titers indicate a poorer prognosis, as patients with higher RF levels tend to have more severe disease.nterpretation. Rheumatoid factor (RF) is used in the diagnosis of rheumatoid arthritis (RA). RF results are positive in approximately 75% of patients with RA, although RF is not etiologically related to RA.