Table 6

 Linear regression model for the SF-12 physical component summary in subjects with current doctor-diagnosed asthma

Standardised coefficient (beta)
Model 1Model 2Model 3
*p<0.001; †p<0.01; ‡p<0.05.
Age (per 10 year groups)−0.479*−0.452*−0.426*
Family’s money situation0.129†0.095‡0.053‡
Education level0.093*0.0710.112*
Days partially unable to work/usual duties−0.385*−0.266*
Feeling of a lack of control with health−0.331*
R for model0.550.670.73