Table 2.
Association of LDL-C with BMI, family history of hypercholesterolemia, and exercise among fourth graders (age 9-10 years)
|
Boys (n = 1,645) |
Girls (n = 1,523) |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| < 110 | 110 ≤ | P - value* | < 110 | 110 ≤ | P - value* | |||||
| BMI percentile |
|
|
|
|
|
|
|
|
|
|
| < 50th |
719 |
(87.5) |
103 |
(12.5) |
< 0.001 |
606 |
(79.4) |
157 |
(20.6) |
< 0.001 |
| 50 - 74th |
345 |
(83.7) |
67 |
(16.3) |
|
292 |
(76.8) |
88 |
(23.2) |
|
| 75 - 84th |
129 |
(78.2) |
36 |
(21.8) |
|
113 |
(74.3) |
39 |
(25.7) |
|
| 85 - 94th |
105 |
(64.0) |
59 |
(36.0) |
|
92 |
(60.5) |
60 |
(39.5) |
|
| ≥ 95th |
38 |
(46.3) |
44 |
(53.7) |
|
41 |
(53.9) |
35 |
(46.1) |
|
| Family history of hypercholesterolemia |
|
|
|
|
|
|
|
|
|
|
| No |
1269 |
(82.0) |
278 |
(18.0) |
0.001 |
1092 |
(75.6) |
352 |
(24.4) |
0.037 |
| Yes |
67 |
(68.4) |
31 |
(31.6) |
|
52 |
(65.8) |
27 |
(34.2) |
|
| Exercise |
|
|
|
|
|
|
|
|
|
|
| Daily |
831 |
(82.6) |
175 |
(17.4) |
0.126 |
468 |
(75.7) |
150 |
(24.3) |
0.595 |
| Sometimes |
291 |
(78.0) |
82 |
(22.0) |
|
353 |
(75.6) |
114 |
(24.4) |
|
| None | 171 | (79.5) | 44 | (20.5) | 282 | (73.1) | 104 | (26.9) | ||
Data are expressed as number (%).
*The chi-square test.