Research on the Impact of Board Governance Model Based on Multi-Internet of Things Perception System on System Risk of Large Business Institutions in China

Table 3

The return results of board governance on operational performance in the sample of small and medium-sized companies.

	ROA		ROE		Rt
	Coefficient		Coefficient		Coefficient
(Constant)	-116.622	0.000	-4.537	0.002	4.205	0.233
BLOCK	0.175	0.015	0.006	0.418	-0.005	0.796
BH	0.218	0.002	0.011	0.151	-0.033	0.076
INST	-0.066	0.253	-0.008	0.201	0.011	0.488
INDEP	0.627	0.314	0.003	0.968	0.103	0.529
COLL	-0.156	0.021	-0.002	0.745	0.017	0.329
SER	0.739	0.829	-0.137	0.712	-0.853	0.439
ASZ	8.090	0.000	0.375	0.000	-0.127	0.562
DAR	-0.191	0.000	-0.029	0.000	0.006	0.511
SG	0.014	0.003	0.001	0.008	0.000	0.875
DU	-4.031	0.008	-0.190	0.243	-1.180	0.003
test	14.723		8.178		1.385
Significance	0.000		0.000		0.184
square	0.256		0.160		0.031
square after adjustment	0.238		0.141		0.009