[Retracted] Application of Computer-Based Simulation Teaching Combined with PBL in Colorectal Tumor Hemorrhage

Table 1

Theoretical and skill examination scores before and after the internship ( ± s).

Group	n	SVCS	Sec	Cardiopulmonary resuscitation	Practical skills
Post-apprenticeship	89	65.5 ± 8.9	71.2 ± 8.3	65.9 ± 9.6	70.5 ± 6.5
Pre-apprenticeship	89	82.3 ± 9.2	84.9 ± 7.1	82.3 ± 9.1	89.1 ± 7.9
		0.018	0.027	0.012	0.008