This function returns the Path distance of a compartment (i.e) the sum of the distances of each compartment between two endpoints.

Metric	Total_Sum	#Compartments (considered)	#Compartments (discarded)	Minimum	Average	Maximum	S.D
PathDistance	399247	1554	(0)	0	256.915	1137.5	179.81

This example returns the total sum 399247 of path distance of all the compartments, minimum, average and maximum values according to the standard output format of Lmeasure.