Table 1.

Nurses’ Demographic Characteristics and Their Association with PICC Maintenance Knowledge Score (n=560)

Characteristic	N (%)	Score (x̄±s)	Z/H	P value
Gender			−0.259a	0.795
Male	533 (95.2)	10.70 ± 2.96
Female	27 (4.8)	11.00 ± 2.79
Age, years			6.506b	0.089
≤25	132 (23.6)	10.55 ± 2.64
26–35	333 (59.5)	11.03 ± 2.76
36–45	85 (15.2)	11.54 ± 3.09
>45	10 (1.8)	10.50 ± 2.84
Years of nursing experience			49.042b	<0.001
1–3	119 (21.3)	9.64 ± 2.69
4–5	63 (11.3)	10.13 ± 2.41
6–10	219 (39.1)	11.22 ± 2.59
>10	159 (28.4)	12.01 ± 2.81
Professional titles			44.183b	<0.001
Nurse	160 (28.6)	9.97 ± 2.68
Senior nurse	263 (47.0)	10.97 ± 2.69
Supervisor nurse	124 (22.1)	12.15 ± 2.66
Co-chief nurse and above	13 (2.3)	12.69 ± 2.63
Education levels			11.171b	0.004**
Technical secondary school	4 (0.7)	10.00 ± 1.41
Junior college	196 (35.0)	10.45 ± 2.74
Undergraduate	360 (64.3)	11.29 ± 2.79
Work settings			−6.735a	<0.001
Community hospital	227 (40.5)	11.93 ± 2.97
Township hospital	333 (59.5)	10.34 ± 2.47
Departments			33.635b	<0.001
Oncology department	181 (32.3)	11.91 ± 3.02
Internal medicine department	259 (46.3)	10.65 ± 2.50
Surgery department	50 (8.9)	10.54 ± 2.79
Gynecology and obstetrics department	38 (6.8)	9.92 ± 2.57
Orthopedics department	32 (5.7)	10.41 ± 2.77
Whether PICC maintenance training was obtained before?			−5.344a	<0.001
No	264 (47.1)	10.31 ± 2.51
Yes	296 (52.9)	11.58 ± 2.90
Whether PICC catheterization certification had been gained?			−4.239a	<0.001
No	494 (88.2)	10.78 ± 2.60
Yes	66 (11.8)	12.52 ± 3.63

Notes: ^aZ value; ^bH value; **P<0.01.

Abbreviations: PICC, peripherally inserted central catheter; N, number.