Table 1.

Descriptive Statistics

Variable	Percentage (n) or Mean (SD)	Minimum—Maximum for continuous variables
Breast development stage (age 9)
Breast development stage 1	44% (66)
Breast development stage 2	35% (52)
Breast development stage 3	21% (31)
Percent nonaesthetic or both sport participation (age 9)	75% (112)
Percent aesthetic sport participation only (age 9)	25% (37)
Body fat percentage (age 9)	26.74 (7.20)	13.9—45.86
Self-reported physical activity (age 9)	2.85 (.38)	1.71—4.0
Perceived athletic competence (age 11)	2.93 (.63)	1.17—4.0
Perceived athletic competence (age 13)	2.79 (.65)	1.0—4.0
Relative change in perceived athletic competence (ages 11–13)	−.14 (.62)	−1.74—1.57
Minutes of MVPA per day (age 13)	35.93 (14.75)	4.64—99.57