For phase two, The Newcastle scale gave the same sensitivity (97%) as the Benamer scale and improved specificity (100% vs 80%), although this difference just failed to reach statistical significance ( p = 0.07). 3.2 Scale applicability and inter-operator reliability For the Newcastle scale, results from phase one and two were combined ( n = 112) and the ICC values were: 0.83, 0.94, 0.81, 0.92 and 0.93, for the right caudate, right putamen, left caudate, left putamen and total scores respectively.
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0.0700
0.0700