Table 4

Multiple regression analysis of factors contributing to practice of PICC maintenance (N=832)

Predictor variablesUnstandardised coefficientStandardised coefficientTP value
Professional title *−0.891.04−0.03−0.860.391
Educational level *0.160.860.010.180.854
Hospital type *0.180.720.051.640.101
The availability of PICC maintenance guidelines in the workplace *3.361.†
Previous experience of training on PICC maintenance *4.201.320.186.15<0.001
Knowledge of PICC maintenance0.
Attitudes toward PICC maintenance0.520.030.4816.08<0.001
  • Full model: R²=0.33; F (8, 823)=50.51; p<0.001; constant=19.81.

  • *Dummy coded variables: (gender: 0=male, 1=female; professional title: 0=nurse or senior nurse, 1=supervision nurse or co-chief nurse or chief nurse; educational level: 0=specialised secondary school or junior college, 1=undergraduate or above; hospital type: 0=secondary hospital, 1=tertiary hospital; the availability of PICC maintenance guideline in the workplace: 0=no, 1=yes; previous experience of training on PICC maintenance: 0=no, 1=yes).

  • †P value<0.01.

  • PICC, peripherally inserted central catheter.