Table 1. Physical Activity Context and Most Frequently^a Reported Physical Activities Outside of School Hours and Mean 30-Minute Blocks^b.

Context or physical activity	n	%	Average blocks/d	SD
Totalc	1925	100.0	19.65	3.87
Any activityd	1785	100.0	3.76	2.63
Physical contexte
home or neighborhood	1532	79.6	2.51	2.08
school	534	27.7	1.03	0.92
community facilityf	943	51.6	2.04	1.92
Social contexte
alone	1064	55.3	1.36	1.29
with other person(s)g	1510	78.4	2.62	2.15
with an organized grouph	576	29.9	1.74	1.56
Physical activityi
doing house chores	818	42.5	1.04	0.91
travel by walking	700	36.4	0.96	0.82
dance	476	24.7	1.27	1.31
basketball	460	23.9	1.28	1.12
playing with younger children	385	20.0	1.29	1.47
walking for exercise	343	17.8	0.92	0.88
running or jogging	341	17.7	0.76	0.67

^aMost frequently refers to physical activities that 10% or more of participants reported doing for most of at least 1 block over the previous 3 days.

^bBlock is a 30-minute block of time for which participants reported what activity they were doing most of that time.

^cTotal n (%) refers to participants who completed the questionnaire. Total blocks refers to number of blocks per day outside of school hours during which participants were not sleeping.

^dAny activity n (%) refers to participants who reported physical activity for at least 1 block over the previous 3 days. Any activity blocks refers to blocks per day over the previous 3 days during which participants were physically active outside of school hours.

^eContext blocks refers to number of blocks per day over the previous 3 days during which physical activity was done in that context among participants who were active in that context.

^fCommunity facility includes community facilities, outdoor public areas, and other facilities.

^gOther person(s) includes one other person and several other people but not an organized program, class, or team.

^hOrganized group includes organized programs, classes, or teams.

ⁱPhysical activity blocks refers to number of blocks per day over the previous 3 days for which that activity was done among participants who did it.