Leiden Clinical Prediction Rule for Undifferentiated Arthritis
Diagnoses rheumatoid arthritis in patients with recent-onset undifferentiated arthritis.
When to Use
years
Male
0Female
+1Small joints in hands/feet
+0.5Upper extremities only
+1Upper and lower extremities
+1.5Other
0No
0Yes
+0.5<30 min
030-59 min
+0.5≥60 min
+1<4
04-10
+0.5≥11
+1<4
04-10
+0.5≥11
+1<5
05-50
+0.5≥51
+1.5Negative
0Positive
+1Negative
0Positive
+2Result:
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