Structural equation model of the spatial distribution of water engineering facilities along the Beijing-Hangzhou grand canal and its relationship with natural factors

Heritage Science

Table 5 Standardized regression weights

Conduction path		Estimate	S.E	C.R	P Lable
Main stream aspect	Drainage area	− 0.022	0.023	− 0.607	0.544
Main stream slope	Drainage area	− 0.011	0.054	− 0.306	0.759
Tributary aspect	Drainage area	− 0.101	0.023	− 2.825	0.005
tributary slope	Drainage area	0.178	0.074	4.977	***
Drainage area→	Water engineering facilities	− 0.096	0.006	− 2.764	0.006
Tributary slope→	Water engineering facilities	− 0.037	0.013	− 1.123	0.262
Tributary aspect→	Water engineering facilities	0.015	0.004	0.474	0.635
Main stream slope→	Water engineering facilities	− 0.166	0.01	− 4.706	***
Main stream aspect→	Water engineering facilities	− 0.112	0.004	− 3.329	***
Water engineering facilities→	Elevation	0.519
Water engineering facilities→	Longitude	0.766	0.331	15.802	***
Water engineering facilities→	Latitude	− 1.087	0.529	− 13.352	***