Age (y) | 40 | 42 | 44 |
Sex | Male | Female | Male |
Morning stiffness | ++ | ++ | ++ |
Arthritis of three or more joint areas | +(10)2-150
| +(14) | +(9) |
Arthritis of hand joints | ++ | ++ | ++ |
Symmetric arthritis | + | + | + |
Rheumatoid nodules | ++ | − | + |
Serum rheumatoid factor | + | + | + |
Radiographic changes | + | + | ++ |
Class | 2 | 2 | 3 |
Stages | III | III | III |