Table 3.
Results of Logistic Regression Analyses Predicting Test Uptake by (Step 1) Demographic Variables,a (Step 2) Attitude Peak (A) or Attitude toward Most Important Disease (B), and (Step 3) Attitude Average
| A. Peak Score (in Step 2), N = 275, Beginning Classification Accuracy = 51.4%
| |||||||||
|---|---|---|---|---|---|---|---|---|---|
| −2 Log Likelihood | χ2 Model | df | Sig. | χ2 Change | df | Sig. Change | Nagelkerke R2 | Percentage Correct | |
| Step 1 | 368.163 | 13.064 | 6 | 0.042 | 13.064 | 6 | 0.042 | 0.062 | 58.9 |
| Step 2 | 336.832 | 31.332 | 7 | 0.000 | 31.332 | 1 | 0.000 | 0.199 | 66.9 |
| Step 3 | 333.777 | 47.450 | 8 | 0.000 | 3.054 | 1 | 0.081 | 0.211 | 69.8 |
| B. Most Important Score (in Step 2), N = 257, Beginning Classification Accuracy = 50.2%
| |||||||||
|---|---|---|---|---|---|---|---|---|---|
| −2 Log Likelihood | χ2 Model | df | Sig. | χ2 Change | df | Sig. Change | Nagelkerke R2 | Percentage Correct | |
| Step 1 | 343.810 | 12.273 | 6 | 0.056 | 12.273 | 6 | 0.056 | 0.062 | 57.6 |
| Step 2 | 323.886 | 32.201 | 7 | 0.000 | 19.928 | 1 | 0.000 | 0.157 | 66.1 |
| Step 3 | 315.861 | 40.226 | 8 | 0.000 | 8.025 | 1 | 0.005 | 0.193 | 69.6 |
a
Age, sex, race, level of education, and marital status.