Online Figure 17. Cancer symptoms' network differences between the Hill Climbing and Max-Min Hill Climbing models, optimal threshold according to Scurati & Nagarajan, 2013, all cancer patients (n=1328)

Threshold	Common Arcs	Arcs only in HC	Arcs only in MMHC	Hamming Distance	Structural Hamming Distance (SHD)
Statistical Optimisation	57	2	5	2	5