BMI
|
Predicted BMI group according to factor scores derived through factor analysis
|
Total
|
<−2SD
|
≥ − 2SD
|
According to BMI
|
n%
|
<−2SD
|
250
|
216
|
466
|
≥ − 2SD
|
89
|
131
|
220
|
<−2SD
|
53.6
|
46.4
|
100
|
≥ − 2SD
|
40.5
|
59.5
|
100
|
Factor scores derived by factor analysis predicted correctly (55.9%) those who are thin as thin and normal as normal group. Adolescent boys (46.4%), who were originally thin (<−2SD) were predicted as normal and 40.5% who were originally normal were predicted as thin.
|
b. Classification results: adolescent boys
|
BMI
|
Predicted BMI group according to factor scores derived through factor analysis
|
Total
|
<−2SD
|
≥ − 2SD
|
According to BMI
|
n%
|
<−2SD
|
264
|
268
|
532
|
≥ − 2SD
|
57
|
100
|
157
|
<−2SD
|
49.6
|
50.4
|
100
|
≥ − 2SD
|
36.6
|
63.7
|
100
|