Table 2.
Results of the logistic regression analysis with continued use as the dependent variable
| Odds Ratio (OR) | 95% Confidence Interval (CI) | Wald χ2 | P Valuea | |
| Gender | 1.22 | 0.67-2.39 | 0.51 | .48 |
| Age | 1.02 | 1.00-1.04 | 2.29 | .13 |
| Medium educationb | 0.97 | 0.40-2.35 | 0.01 | .94 |
| High educationb | 1.44 | 0.56-3.66 | 0.57 | .45 |
| Ethnicity (0 = nonnative Dutch; 1 = native Dutch) | 2.81 | 1.16-6.81 | 5.23 | .02 |
| Recruitment through other websitec | 1.43 | 0.73-2.83 | 1.08 | .30 |
| Recruitment through newspaperc | 0.79 | 0.14-4.33 | 0.07 | .79 |
| Recruitment through family, friends, coworkersc | 1.03 | 0.18-5.75 | 0.00 | .98 |
| Recruitment through televisionc | 0.92 | 0.40-2.13 | 0.04 | .85 |
| Health motivation | 1.46 | 1.03-2.07 | 4.51 | .03 |
| Physical activity | 1.00 | 1.00-1.00 | 0.02 | .88 |
a Significant effects (P < .05) are indicated by italics.
b “Low education” as reference group
c “Search engine” as reference group