|
% (n)
|
100 (107)
|
57 (61)
|
43 (46)
|
67 (72)
|
33 (35)
|
|
Age, y (sd)
|
13.3 (2.7)
|
13.5 (2.9)
|
13.0 (2.5)
|
13.7 (3.0)
|
12.4 (2.2)*
|
|
Race/ethnicity
| | | | | |
|
% White (n)
|
82 (88)
|
90 (55)
|
72 (33)*
|
85 (61)
|
77 (27)
|
|
% Black (n)
|
5.6 (6)
|
3.3 (2)
|
8.7 (4)
|
5.6 (4)
|
5.7 (2)
|
|
% Other racial group (n)
|
12.1 (13)
|
6.6 (4)
|
19.6 (9)*
|
9.7 (7)
|
17.1 (6)*
|
|
% Exposed to tobacco smoke (n)
|
19 (20)
|
8 (5)
|
33 (15)*
|
13 (9)
|
31 (11)*
|
|
% Family history of CHD (n)
|
51 (55)
|
51 (31)
|
52 (24)
|
53 (38)
|
49 (17)
|
|
Screen time, hours^(sd)
|
2.7 (2.3)
|
2.4 (1.7)
|
3.1 (2.9)
|
2.8 (2.5)
|
2.5 (1.9)
|
|
BMI percentile (n)
|
80 (23)
|
68 (24)
|
97 (1)*
|
72 (24)
|
97 (2)*
|
|
BMI, kg/m
2
(sd)
|
25 (6)
|
21 (3)
|
30 (5)*
|
22 (4)
|
30 (6)*
|
|
WC percentile (n)
|
87 (16)
|
54 (23)
|
91 (6)*
|
58 (23)
|
95 (0)*
|
|
WC, cm (sd)
|
71 (26)
|
77 (11)
|
99 (14)*
|
80 (13)
|
100 (15)*
|
|
Total cholesterol, mg/dL^ (sd)
|
214 (50)
|
220 (52)
|
205 (47)
|
218 (52)
|
205 (47)
|
|
% High, ≥200 mg/dL (n)
|
58 (62)
|
59 (36)
|
57 (26)
|
58 (42)
|
57 (20)
|
|
LDL cholesterol, mg/dL^ (sd)
|
137 (50)
|
145 (50)
|
127 (49)*
|
143 (50.0)
|
126 (48)
|
|
% High, ≥ 130 mg/dL (n)
|
46.7 (50)
|
47.5 (29)
|
45.7 (29)
|
50.0 (36)
|
40.0 (14)
|
|
HDL cholesterol, mg/dL^ (sd)
|
53 (14)
|
57 (12)
|
48 (15)*
|
54 (13)
|
50 (17)
|
|
% Low, < 50 mg/dL (n)
|
19 (18)
|
7 (4)
|
33 (15)*
|
13 (9)
|
29 (10)*
|
|
Triglycerides, mg/dL^ (sd)
|
118 (75)
|
93 (57)
|
152 (83)*
|
105 (69)
|
147 (80)*
|
|
% High, ≥ 130 mg/dL (n)
|
34 (36)
|
16 (10)
|
57 (26)*
|
26 (19)
|
49 (17)*
|
|
VLDL cholesterol, mg/dL^ (sd)
|
24 (15)
|
19 (11)
|
30 (17)
|
21 (14)
|
29 (17)
|
|
Lp(a)^, mmol/L (sd)
|
39 (43)
|
39 (43)
|
39 (43)
|
40 (45)
|
37 (39)
|
|
hs-CRP, mg/L^ (sd)
|
0.1 (0.2)
|
0.1 (0.1)
|
0.2 (0.2)*
|
0.1 (0.2)
|
0.2 (0.2)*
|
|
ICAM-1, ng/L^ (sd)
|
295 (86)
|
282 (95)
|
312 (71)*
|
278 (90)
|
331 (65)*
|
|
P-selectin, ng/L^ (sd)
|
136 (46)
|
129 (46)
|
145 (46)
|
131 (46)
|
146 (46)
|
|
TNF alpha, pg/L^ (sd)
|
2140 (590)
|
2041 (501)
|
2271 (675)
|
2001 (499)
|
2425 (665)*
|
|
SBP, mmHg (sd)
|
112 (11)
|
111 (10)
|
114 (13)
|
112 (11)
|
113 (13)
|
|
% SBP > 95
th
percentile (n)
|
14 (15)
|
12 (7)
|
17 (8)
|
13 (9)
|
17 (6)
|
|
DBP, mmHg (sd)
|
63 (7)
|
62 (8)
|
64 (6)
|
63 (8)
|
63 (6)
|
|
% DBP > 95
th
percentile (n)
|
0 (0)
|
0 (0)
|
0 (0)
|
0 (0)
|
0 (0)
|
