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

Table 2

t-test result of pretest and posttest of each group.

	Pretest			Posttest
	Conventional	Alternative	Sig.	Conventional	Alternative	Sig.
Total	19.04	20.74	NS	48.14	58.29	0.00
Identification	10.98	9.97	NS	28.82	31.14	0.00
Prevention	8.06	10.77	NS	19.32	27.15	0.00

Note. NS = not significant.