Table 3

Univariate analysis of practice of PICC maintenance by demographic characteristics of participants, knowledge of PICC maintenance and attitudes toward PICC maintenance (N=832)

CharacteristicsM±SDStatisticsP value
(Md±IQR)
Gender1.26e0.84
 Women79.62a±12.14b
 Men81.67a±11.86b
Age (years)9.66f0.022*
 20–2980.00c±18.75d
 30–3980.00c±15.00d
 40–4982.50c±13.13d
 50–5989.38c±13.44d
Work year3.85f0.278
 <280.00c±19.06d
 2–580.00c±19.69d
 5–1080.00c±15.00d
 >1081.25c±15.00d
Professional title−2.74g0.006**
 Nurse or senior nurse80.00c±17.50d
 Supervision nurse or co-chief nurse or chief nurse81.25c±13.75d
Educational level−3.03g0.002**
 Specialised secondary school or junior college80.00c±20.00d
 Undergraduate or above80.00c±15.63d
Hospital type−3.69e<0.001
 Secondary hospital78.04a±11.88b
 Tertiary hospital81.14a±12.17b
The availability of PICC maintenance guideline in the workplace−4.94g<0.001
 Yes80.00c±16.25d
 No73.13c±20.94d
Previous experience of training on PICC maintenance−7.01g<0.001
 Yes81.25c±14.06d
 No71.25c±20d
Knowledge of PICC maintenance−4.66g<0.001
 Fail (<60)80.00c±17.50d
 Pass (≥60)82.50c±12.81d
Attitudes toward PICC maintenance−14.88e<0.001
 Negative (<80)71.57a±10.91b
 Positive (≥80)83.54a±10.73b
  • aMean, bSD, cmedian, dIQR, et: independent t-test, fH: Kruskal-Wallis test, gZ: Mann-Whitney test. *P value<0.05, **p<0.01.

  • M, mean; Md, median; PICC, peripherally inserted central catheter.