Table 3.
Association of LDL-C with BMI, family history of hypercholesterolemia, and exercise among seventh graders (age 12-13 years)
|
Boys (n = 1,380) |
Girls (n = 1,321) |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| < 110 | 110 ≤ | P - value* | < 110 | 110 ≤ | P - value* | |||||
| BMI percentile |
|
|
|
|
|
|
|
|
|
|
| < 50th |
598 |
(86.7) |
92 |
(13.3) |
< 0.001 |
545 |
(82.5) |
116 |
(17.5) |
0.007 |
| 50 - 74th |
301 |
(87.0) |
45 |
(13.0) |
|
263 |
(79.7) |
67 |
(20.3) |
|
| 75 - 84th |
120 |
(87.6) |
17 |
(12.4) |
|
100 |
(75.8) |
32 |
(24.2) |
|
| 85 - 94th |
105 |
(76.1) |
33 |
(23.9) |
|
94 |
(71.2) |
38 |
(28.8) |
|
| ≥ 95th |
42 |
(60.9) |
27 |
(39.1) |
|
46 |
(69.7) |
20 |
(30.3) |
|
| Family history of hypercholesterolemia |
|
|
|
|
|
|
|
|
|
|
| No |
1101 |
(84.7) |
199 |
(15.3) |
0.247 |
995 |
(79.9) |
251 |
(20.1) |
0.043 |
| Yes |
65 |
(81.2) |
15 |
(18.8) |
|
53 |
(70.7) |
22 |
(29.3) |
|
| Exercise |
|
|
|
|
|
|
|
|
|
|
| Daily |
945 |
(85.2) |
164 |
(14.8) |
0.054 |
616 |
(81.7) |
138 |
(18.3) |
0.100 |
| Sometimes |
76 |
(78.4) |
21 |
(21.6) |
|
129 |
(77.7) |
37 |
(22.3) |
|
| None | 89 | (78.8) | 24 | (21.2) | 269 | (76.4) | 83 | (23.6) | ||
Data are expressed as number (%).
*The chi-square test.