Students in grades 4 and 5 who reported being physically active for one hour or more at school on most days
Students in grades 4 and 5 who reported being physically active for one hour or more outside school on most days
Students in grades 6 to 12 who report participating in before school, noon hour, or after school physical activities organized by their school
Acute care patients who reported that they were completely informed about what was going to happen during the admission process [when admission is not through ER]