Improving Effectiveness of Safety Training at Construction Worksite Using 3D BIM Simulation

Table 4

t-test result by workers’ factor group.

	Variable	N	Mean	Sig.
Edu_C&U	BIM	33	56.82	0.089
	Conventional	32	49.53
Edu_High	BIM	47	62.45	0.005
	Conventional	48	51.29
Edu_Mid	BIM	13	48.33	0.008
	Conventional	18	35.00
Age_50	BIM	51	55.98	0.003
	Conventional	48	44.69
Age_40	BIM	33	56.21	0.287
	Conventional	34	51.62
Age_20 and 30	BIM	11	72.27	0.022
	Conventional	12	52.08
Exp_Adv	BIM	57	56.05	0.005
	Conventional	55	45.64
Exp_Int	BIM	18	66.39	0.040
	Conventional	19	51.58
Exp_Beg	BIM	19	56.05	0.040
	Conventional	20	47.25