Item | Factor | ||
---|---|---|---|
“How much do you agree with the following things? Being physically active over the next year might:” | Psychological- personal benefits | Psychological- positive outcome expectations | Psychological- negative outcome expectations |
Keep me healthy⌂ | .673 | ||
Improve my appearance⌂ | .515 | ||
Make me feel good about myself⌂ | .703 | ||
Make or keep me fit⌂ | .745 | ||
Help me lose weight or help me control my weight⌂ | .449 | ||
Let me have a lot of fun⌂ | .673 | ||
Help me study and learn better⌂ | .666 | ||
Make my parents/carers happy⌂ | .509 | ||
Help me spend time with my friends⌂ | .747 | ||
Help me make new friends⌂ | .825 | ||
Prevent me from doing homework/study | .755 | ||
Prevent me doing other things I like more | .716 | ||
Eigen value | 3.4 | 1.5 | 1.3 |
Cronbach's alpha (α) | 0.7 | 0.7 | 0.5 |
Percent variance explained (%) | 28.5 | 12.1 | 11.0 |
Weighted factor based scale scorea (median & IQR) | 16.7 (15.1, 17.8) | 10.5 (9.2, 13.0) | 4.4 (3.6, 5.2) |
Unweighted factor based scale scoreb (median & IQR) | 26.0 (24.0, 28.0) | 15.0 (13.0, 19.0) | 6.0 (5.0, 7.0) |