Table 4.

Comparison of public PFCs and private PFCs

	Publica	Privatea	P
n	36	31	-
Upward referrals	272	35	P < 0.001
Downward referrals	904	155	P < 0.001
Total referrals	1176	183	P < 0.001
Outdegree	0.1478	0.0180	P < 0.001
Indegree	0.4936	0.1000	P < 0.001
Betweenness	0.0012	0.0004	P < 0.001

^a Mean