Table 3. Factors influencing I-CAT scores among NLUTD patients by multiple linear regressions analysis (n=327).
| Variables | B | SE | β | T | P value | 95% CI for B | VIF | |
| Lower | Upper | |||||||
| Constant | 37.028 | 1.822 | 20.32 | 0.000 | 33.443 | 40.614 | ||
| Education level | ||||||||
| Primary schools | Reference category | – | – | – | – | – | – | – |
| Junior high school | −1.002 | 0.54 | −0.04 | −1.856 | 0.064 | −2.065 | 0.06 | 1.035 |
| Urinary tract infection | ||||||||
| 0 times/year | Reference category | – | – | – | – | – | – | |
| 0＜times/year≤2 | −0.905 | 0.45 | −0.043 | −2.01 | 0.045 | −1.79 | −0.019 | 1.022 |
| Types of catheters | 0.034 | |||||||
| Non-hydrophilic-coated catheters | Reference category | – | – | – | – | – | – | |
| Single-use hydrophilic-coated catheters | −4.409 | 1.062 | −0.173 | −4.153 | 0.000 | −6.498 | −2.32 | 3.92 |
| Prelubricated single-use gel catheters | −3.132 | 1.14 | −0.093 | −2.747 | 0.006 | −5.375 | −0.889 | 2.579 |
| ISC training | ||||||||
| Yes | Reference category | – | – | – | – | – | – | – |
| No | 6.984 | 0.657 | 0.329 | 10.638 | 0.000 | 5.692 | 8.276 | 2.152 |
| ISC follow-up support | ||||||||
| Yes | Reference category | – | – | – | – | – | – | – |
| No | 6.759 | 1.027 | 0.283 | 6.584 | 0.000 | 4.739 | 8.779 | 4.169 |
| Province | ||||||||
| Hubei=1 | Reference category | – | – | – | – | – | – | – |
| Henan | −4.480 | 0.79 | −0.171 | −5.672 | 0.000 | −6.034 | −2.926 | 2.036 |
| Sichuan | −3.885 | 0.717 | −0.151 | −5.417 | 0.000 | −5.296 | −2.474 | 1.753 |
| Anhui | −5.611 | 0.757 | −0.209 | −7.41 | 0.000 | −7.101 | −4.121 | 1.785 |
| Guangdong | −6.195 | 0.869 | −0.235 | −7.13 | 0.000 | −7.904 | −4.485 | 2.435 |
| ISC-Q | −0.206 | 0.03 | −0.192 | −6.931 | 0.000 | −0.264 | −0.147 | 1.729 |
| InCaSaQ | 0.417 | 0.069 | 0.148 | 6.073 | 0.000 | 0.282 | 0.552 | 1.341 |
R2=0.861, adjusted R2=0.855, F=161.409, Pp<0.001. B, partial regression coefficient for the constant. SE, the standard errorSE around the coefficient for the constant. β, standard partial regression coefficient.NLUTD, . I-CAT, Intermittent catheterization acceptance test. ISC-Q, Intermittent self-catheterization questionnaire.InCaSaQ, Intermittent catheterization satisfaction questionnaire.
I-CATIntermittent Catheterization Acceptance TestInCaSaQIntermittent Catheterization Satisfaction QuestionnaireISC-QIntermittent Self-Catheterization QuestionnaireNLUTDneurogenic lower urinary tract dysfunctionVIFvariance inflation factor