TABLE 3.

Multivariate analysis of factors affecting the ability of critical care nurses to identify pressure injury and IAD

Item	Classification	Beta coefficient	Standard error	t	p Value	Lower 95% CI	Upper 95% CI
Gender	Male	–	–	–	–
	Female	−0.25	0.201	−1.245	.213	−0.644	0.144
Working years	≤5 years	–	–	–	–
	6–10 years	0.04	0.159	0.254	.8	−0.272	0.352
	>10 years	−0.428	0.232	−1.844	.065	−0.883	0.027
Education background	Secondary school	–	–	–	–
	Junior college	1.185	0.404	2.937	.003	0.393	1.977
	Bachelor's	1.859	0.409	4.542	<.001	1.057	2.661
	Master's	2.28	0.72	3.166	.002	0.868	3.692
Professional title	Nurse	–	–	–	–
	Senior nurse	0.684	0.168	4.071	<.001	0.355	1.013
	Supervisor nurse and above	1.643	0.266	6.173	<.001	1.121	2.165
Job position	Staff nurse	–	–	–	–
	Charge nurse	0.352	0.217	1.609	.108	−0.074	0.778
	Head nurse or APN	1.171	0.242	4.839	<.001	0.696	1.646
Hospital level	Tertiary hospital	–	–	–	–
	Secondary hospital	−2.304	0.131	−17.621	<.001	−2.561	−2.047
Engagement in wound care	Yes	–	–	–	–
	No	−0.048	0.186	−0.258	.796	−0.413	0.317
Frequency of learning wound‐related knowledge every year	>5 times	–	–	–	–
	4 ~ 5 times	−0.102	0.187	−0.545	.586	−0.469	0.265
	2 ~ 3 times	−0.447	0.215	−2.076	.038	−0.869	−0.025
	≤1 time	−1.63	0.258	−6.319	<.001	−2.136	−1.124

Note: Due to the obvious collinearity between age and working years, only working years was included in the analysis according to research needs. β*, standard regression coefficient. Regression model R ² = .325, adjusted R ² = .313, F = 132.538, p < .001.