Table 2.
Logistic regression to study relation between participant characteristics and the initial choice to participate Web-based (Nagelkerke R2=.25). Initial Web-based participation coded as 1. Additional nonparametric bootstrap analysis led to similar results.
| Characteristics | Odds ratio (95% CI) | P value | ||||
| Demographic factors | ||||||
| Age (years) | 0.93 (0.89-0.98) | .005 | ||||
| Gender (male=Ref) | 1.62 (0.52-5.03) | .40 | ||||
| Education (low=Ref) | ||||||
| Middle | 0.95 (0.42-2.15) | .90 | ||||
| High | 4.08 (1.58-10.56) | .004 | ||||
| Cancer-related factors | ||||||
| Type of cancer (prostate=Ref) | 0.55 (0.26-1.18) | .13 | ||||
| Treatment phase (during treatment=Ref) | 5.58 (1.36-22.82) | .02 | ||||
| Time since last treatment (months) | 0.87 (0.79-0.96) | .007 | ||||
| PAa-related factors | ||||||
| PA intention | 1.08 (0.80-1.44) | .62 | ||||
| MVPAb ActiGraph | 0.99 (1.0-1.0) | .33 | ||||
| Health-related factors | ||||||
| BMIc (normal weight=Ref) | 1.48 (0.73-3.03) | .28 | ||||
| General HRQoLd | 1.00 (0.97-1.03) | .99 | ||||
| Fatigue | 0.96 (0.93-1.00) | .04 | ||||
aPA: physical activity.
bMVPA: moderate to vigorous physical activity.
cBMI: body mass index.
dHRQoL: health-related quality of life.