Table 1. Descriptive statistics by obesity status (unweighted estimates).
| Nonobese (N = 4,361) | Obese (N = 1,073) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
||||||||
| N | Mean (s.d.) | Median (IQR) | % | N | Mean (s.d.) | Median (IQR) | % | P value | |
| Age (years) | 4,361 | 9.7 (2.7) | – | 1,073 | 10.2 (2.6) | – | <0.001a | ||
| Poverty income ratio | 4,178 | 2.1 (1.5) | 1.65 (2.35) | – | 1,016 | 1.8 (1.4) | 1.37 (1.8) | – | <0.001a |
| Gender | |||||||||
| Male | 2,136 | – | – | 49 | 535 | – | – | 49.9 | 0.58b |
| Female | 2,225 | – | – | 51 | 538 | – | – | 50.1 | |
| Race/ethnicity | |||||||||
| Mexican American | 1,290 | – | – | 29.6 | 387 | – | – | 36.1 | <0.01b |
| Other Hispanic | 158 | – | – | 3.6 | 31 | – | – | 2.9 | |
| Non-Hispanic white | 1,252 | – | – | 28.7 | 241 | – | – | 22.5 | |
| Non-Hispanic black | 1,430 | – | – | 32.8 | 364 | – | – | 33.9 | |
| Other | 231 | – | – | 5.3 | 50 | – | – | 4.7 | |
Obesity is defined as >95th percentile BMI from the CDC 2000 growth reference. CDC, Centers for Disease Control and Prevention; IQR, interquartile range.
a
Independent samples t-test.
b
χ2 test.