Fig. 4From: Impact of pre-OP independence in patients with limited brain metastases on long-term survivalMulti Dimensional Scaling plot to preserve relative distances of data points relative to their respective distance from each other determined by their correlation distance matrix structure; Sammon mapping. The clustering of similar items from each score and the proximity of the two overall scores indicate a possible interchangeability of the two scores. The proximity of both scores to the KPS is also noteworthy as is the distinction of age as an independent parameterBack to article page