https://www.selleckchem.com/pr....oducts/pentylenetetr
84 (CI-0.79-0.87). Agreement diminished with protocol A to ICC=0.62 (CI-0.37-0.76) and improved with protocol B to ICC=0.90 (CI-0.86-0.92). Intra-observer agreement without protocol was ICC=0.87, with protocol A ICC=0.87, and with protocol B ICC=0.93. The biggest improvement was seen for urologists' agreement from no protocol to protocol B, where ICC improved from 0.81 (CI-0.70-0.87) to 0.91 (CI-0.84-0.94). CONCLUSIONS Observer agreement of HU measurement of urolithiasis without protocol is already good but using zoom, bone se