|
6-9 y
|
10-12 y
|
13-15 y
|
Full sample (6–15 y)
|
---|
|
n = 491
|
n = 379
|
n = 354
|
n = 1224
|
---|
Subject Charateristics
|
% of sampleb
|
% of sampleb
|
% of sampleb
|
% of sampleb
|
Sex
| | | | |
Female
|
47
|
50
|
50
|
49
|
Race/Ethnicity
| | | | |
non-Hispanic White
|
52
|
54
|
55
|
54
|
non-Hispanic Black
|
14
|
12
|
15
|
14
|
Hispanic
|
22
|
24
|
22
|
23
|
Other
|
11
|
10
|
8
|
10
|
Weight Statusc
| | | | |
Underweight
|
3
|
4
|
3
|
3
|
Normal Weight
|
65
|
53
|
61
|
60
|
Overweight
|
14
|
25
|
17
|
18
|
Obese
|
19
|
19
|
20
|
19
|
Days of Physical Activity per Weeka
| | | | |
0 days
|
2
|
5
|
7
|
4
|
1-3 days
|
10
|
19
|
29
|
18
|
4-6 days
|
26
|
32
|
40
|
32
|
7 days
|
62
|
43
|
24
|
46
|
Mean (95 % CI) (Days)d
|
5.9 (5.7 – 6.1)***
|
5.1 (4.8 – 5.3)
|
4.4 (4.2 – 4.6)
|
5.2 (5.0 – 5.4)
|
-
aPhysical activity was self- or proxy reported as the number of days that the child was physically active (increased heart rate or breathing hard some of the time) for a total of at least 60 minutes in the past 7 days)
-
bNationally representative estimates taking into account the survey design of the 2012 NNYFS
-
cWeight status of children were based on BMI-for-age percentiles
-
dA linear trend across the three age categories for average days of physical activity was tested using a simple linear regression model accounting for the survey design of the 2012 NNYFS
- ***Indicates a significant regression coefficient for a linear trend (p < 0.001) across the three sub age groups