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Table 4: Performance of the 4D-CT MGD score for predicting MGD, based on the size of largest lesion and the number of lesions prospectively identified
MGD Score No. of Patients Sensitivity Specificity Positive Predictive Value
0 36 100% 0% 23%
≥1 35 97% 31% 30%
≥2 32 89% 68% 46%
≥3 23 64% 81% 50%
4 14 39% 96% 74%
MGD Score	No. of Patients	Sensitivity	Specificity	Positive Predictive Value
0	36	100%	0%	23%
≥1	35	97%	31%	30%
≥2	32	89%	68%	46%
≥3	23	64%	81%	50%
4	14	39%	96%	74%