Table 2.

Contrast results of learning effect.

Groups		Observation group	Control group	t	P
Experimental examination results	Before intervention	67.82 ± 3.07	66.89 ± 4.12	0.328	>0.05
	After intervention	91.05 ± 2.62	70.24 ± 6.28	7.569	<0.05
Experimental report score	Before intervention	63.45 ± 5.96	64.21 ± 6.17	0.526	>0.05
	After intervention	84.81 ± 8.46	65.27 ± 4.51	5.267	<0.05
General evaluation results of the experiment	Before intervention	66.32 ± 5.22	65.97 ± 5.49	0.248	>0.05
	After intervention	89.70 ± 2.45	64.38 ± 5.21	9.541	<0.05
Experimental pass rate	Before intervention	11 (27.50%)	12 (30.00%)	0.336	>0.05
	After intervention	34 (85.00)	16 (40.00)	8.156	<0.05