Table 2

Predictors of inactivity during a skin cancer chemoprevention trial

PredictorsParameter estimateSignificance (P)HR95% CI
Gender0.110.231.110.93–1.33
Treatment group−0.0020.561.000.99–1.00
Marital status0.250.0081.291.07–1.55
Agea−0.0030.511.000.99–1.01
Education
College graduate or postgraduate1.00
Some college or vocational school0.120.171.130.95–1.35
High school graduate0.010.921.010.81–1.27
Some high school or less0.460.0021.591.19–2.12
Employmentb−0.040.710.960.79–1.17
Clinic−0.150.070.860.73–1.01
Smoking status
Never1.00
Former0.150.091.160.98–1.37
Current0.240.061.270.99–1.61
Vitamin user0.0050.961.000.84–1.19
Sunscreen user−0.050.550.950.80–1.12
Prior health condition0.020.841.020.83–1.26
High blood pressure0.110.181.120.95–1.32
  • a Entered as a continuous variable in the multivariate model.

  • b Entered as employed versus not employed in the model.