[Retracted] Application of Chain Nursing Process in the Nursing of Elderly Inpatients with Implantable Venous Infusion Port

Table 1

Catheter maintenance-related indicators of the two groups [; n(%)].

Group	n	Catheter maintenance operation time (min)		Accidental extubation rate	Reintubation rate
		Before intervention	After intervention
Study group	41	12.23 ± 1.11	8.05 ± 0.76	1 (2.44)	0 (0.00)
Routine group	40	12.19 ± 1.05	10.54 ± 0.94	3 (7.50)	1 (2.50)
t/χ^2		0.167	13.125	1.105	1.0378
		0.868	<0.001	0.293	0.308

Note: Compared to before intervention, .