Table 3. Principal component analysis and reliability results. Rotated Component Matrix.
Component
1 2 3 4 5 6 7 8
1. Affiliation:
like the instructor .816
like the challenge .705
enjoy individual aspect .651 .484
learn new skills .641
enjoy being part of a club .564
like to have fun .469
2. Friendship:
be with friends/social .841
have something to do .673 .492
meet new friends .670
3. Fitness:
to stay in good physical shape .824
exercise and physical fitness .805
4. Reward/status:
want to be popular .714
like to feel important .714
release tension .518 .626
like the rewards .481 .514
do something I'm good at .470 .452
5. Competition:
like to compete .891
win and enjoy competition .755
6. Situational:
like the facilities .597
parents or close friends want me to take part .560
want to gain status or recognition .454 .467
7. Skill Development:
improve martial arts skills .832
get to higher level .565
8. Undeterminable:
like to travel .819
like excitement .479 .524
Eigenvalues 9.3 2.4 1.8 1.5 1.4 1.4 1.2 1.0
Variance 33.3 8.5 6.3 5.4 5.1 5.0 4.1 3.6
Cronbach’s alpha .86 .76 .77 .76 .84 .80 .77 .73