Table 1

Sample characteristics and percentage of adolescents achieving recommended levels of physical activity


Females (N = 6,730)
Males (N = 6,561)




N
%
N
%

Race-Ethnicity




White
3,654
60.8
3,541
72.7
African-American
1,485
49.4
1,307
74.4
Hispanic/Latino
1,105
52.8
1,141
70.9
Asian-American
486
52.5
527
70.3
Immigrant Generation




Third or More
5,246
58.2
5,027
72.5
Second
965
58.9
720
75.1
First
519
47.2
493
68.7
Family Structure




Two-parent family
3,573
58.9
3,516
73.5
Step-parent family
1,124
60.3
1,177
71.1
Single mother
1,538
55.3
1,290
73.2
Single father
152
59.7
238
70.2
Other
343
42.9
295
66.4
Parent Education




College graduate or more
2,280
61.6
2,389
77.2
Some college
1,354
60.0
1,216
70.9
High school graduate
1,896
55.4
1,834
71.5
Less than high school graduate
870
53.7
735
67.4

Ornelas et al. International Journal of Behavioral Nutrition and Physical Activity 2007 4:3   doi:10.1186/1479-5868-4-3