Table 3.

The index system of the influencing factors of carbon emission reduction during the materialization stage of prefabricated buildings.

Dimension	Code	Mean value	Standard deviation	CITC	Cronbach's alpha	KMO
PO	PO1	3.65	0.989	0.681	0.864	0.861
	PO2	3.30	0.976	0.809
	PO3	3.72	0.993	0.659
	PO4	3.64	0.991	0.678
MA	MA1	3.77	0.818	0.650	0.905	0.895
	MA2	3.72	0.811	0.708
	MA3	3.55	0.851	0.750
	MA4	3.90	0.787	0.629
	MA5	3.90	0.808	0.659
	MA6	3.26	1.065	0.736
	MA7	3.81	0.792	0.689
TE	TE1	3.70	0.807	0.638	0.875	0.843
	TE2	3.78	0.848	0.658
	TE3	3.67	0.801	0.725
	TE4	3.82	0.813	0.633
	TE5	4.09	0.871	0.491
EC	EC1	3.50	0.797	0.616	0.931	0.821
	EC2	3.97	0.779	0.572
	EC3	3.90	0.791	0.579
	EC4	3.84	0.800	0.590
EN	EN1	3.31	1.005	0.696	0.832	0.712
	EN2	3.69	1.023	0.522
	EN3	3.63	0.884	0.523