Correlates of Overweight in Children and Adolescents Living at Different Altitudes: The Peruvian Health and Optimist Growth Study

Table 5

Descriptive statistics for school-level variables.

School-level variables	Mean ± SD	Range
School characterization
School size
Number of students	453 ± 263	96–1200
	Frequencies n (%)
School setting
Mixed	3 (16.7)
Urban	15 (83.3)
Policies and practices for physical activity
Policies and practices
Only policies	3 (16.7)
Only practices	7 (38.9)
No	8 (44.4)
Physical structure of the school
Playground area
With obstacles	3 (16.7)
Without obstacles	15 (83.3)
Multisports-roofed
Yes	6 (33.3)
No	12 (66.7)
Physical Education classes
Physical Education class frequency
1 per week	17 (94.4)
2 per week	1 (5.6)
Physical Education class duration
90 minutes	8 (44.4)
>90 minutes	10 (55.6)
Extracurricular activities
Yes	14 (77.8)
No	4 (22.2)