Figure 5From: FDG uptake heterogeneity in FIGO IIb cervical carcinoma does not predict pelvic lymph node involvementThe distribution of ζ n values appears to be bimodal, thus implying a possible threshold between “small” and “large” ζ n . However, a contingency table analysis does not support a correspondence between lymph node status and this heterogeneity metric. Histogram bin size = 0.09.Back to article page