Table 3.

Accuracy of personal protection implementation before and after intervention.

Protective equipment		Before intervention			After intervention			χ2	P	CI
		Examined cases (n)	Accurate cases (n)	Accuracy (%)	Examined cases (n)	Accurate cases (n)	Accuracy (%)			Lower	Upper
Medical protective mask	Put on	55	21	38.18	89	75	84.27	7.09	0.008	1.22	3.98
	Take off	67	34	50.75	101	87	86.14	4.30	0.038	1.03	2.81
Medical isolation clothing	Put on	47	17	36.17	72	57	79.17	5.62	0.018	1.14	4.21
	Take off	62	29	46.77	80	69	86.25	4.88	0.027	1.07	3.18
Medical protective clothing	Put on	88	17	19.32	114	95	83.33	26.08	<0.001	2.40	7.75
	Take off	72	13	18.06	135	121	89.63	27.34	<0.001	2.62	9.41
Total	Put on	190	55	28.95	275	227	82.55	36.33	<0.001	2.01	4.04
	Take off	201	76	37.81	316	277	87.66	29.09	<0.001	1.70	3.16