OMERACT Filter | Standard to Assess Per Procedure | Procedures to Evaluate | Joints |
---|---|---|---|
Truth | Histopathological quality | US-NB, US-P&F | Large and small |
RNA yield | US-NB, US-P&F | Large and small | |
Discrimination | Sublining macrophage number versus clinical response | US-NB, US-P&F | Large and small |
Feasibility | Patient acceptability | US-NB, US-P&F | Large and small |
Evaluation of performance in a multicenter clinical trial | US-NB, US-P&F | Large and small | |
Defining learning curve for new operators | US-NB, US-P&F | Large and small |
US: ultrasound; P&F: portal and forceps; NB: needle biopsy.