Table 3 The relationship between the predictor variables and PI in nursing students using the logistic regression models
Variables | Univariate logistic regression model | Multiple logistic regression model | Backward stepwise multiple logistic regression model | |||||
|---|---|---|---|---|---|---|---|---|
OR | P-value | Adjusted OR | P-value | Adjusted OR | 95% CI for OR | P-value | ||
Upper | Lower | |||||||
-Age above 20 years | 2.08 | 0.020 | 1.32 | 0.478 | - | - | - | - |
-Female | 1.25 | 0.423 | - | - | - | - | - | - |
-Married | 3.71 | 0.050 | 2.31 | 0.263 | - | - | - | - |
-Rural | 1.68 | 0.423 | - | - | - | - | - | - |
-Work experience before university admission | 3.33 | 0.074 | 0.935 | 0.934 | - | - | - | - |
-Choosing the nursing field among the top 15 field | 2.08 | 0.012 | 1.64 | 0.140 | - | - | - | - |
-Semester ≥ 6 | 2.58 | 0.002 | 0.972 | 0.946 | - | - | - | - |
-Choosing the field with enough information | 2.28 | 0.009 | 1.07 | 0.886 | - | - | - | - |
-Choosing the field with future prospects | 2.34 | 0.011 | 1.46 | 0.356 | - | - | - | - |
-Choosing the field out of interest | 2.78 | 0.001 | 1.76 | 0.125 | 2.15 | 4.01 | 1.16 | 0.015 |
-Having work experience while studying | 4.46 | < 0.001 | 2.51 | 0.049 | 3.10 | 7.01 | 1.37 | 0.006 |
-GPA above 16 | 3.50 | < 0.001 | 2.70 | 0.003 | 2.65 | 4.94 | 1.43 | 0.002 |