Table 1.
Baseline demographic, health, and eating behavior characteristics of sample, by sex and absence or presence of baseline disordered eating behaviors (DEB)
| na | Total |
Males |
Females |
|||||
|---|---|---|---|---|---|---|---|---|
|
|
No DEB at baseline |
DEB at baseline |
p | No DEB at baseline |
DEB at baseline |
p | ||
| N | 5,552 | 2,269 | 456 | 2,003 | 824 | |||
| Demographic characteristics | Mean ± SD / % | Mean ± SD / % | Mean ± SD / % | Mean ± SD / % | Mean ± SD / % | |||
| Age | 5,552 | 21.92 ± 1.78 | 22.23 ± 1.76 | 22.24 ± 1.75 | 0.906b | 21.94 ± 1.71 | 21.99 ± 1.76 | 0.461b |
| Race/ethnicity | 5,548 | 0.001c | 0.129c | |||||
| White (non-Hispanic) | 57.5% | 58.0% | 48.3% | 53.8% | 49.2% | |||
| Black/African American (non-Hispanic) | 20.0% | 16.1% | 19.5% | 25.7% | 26.2% | |||
| Hispanic/Latino | 15.2% | 18.4% | 19.7% | 15.6% | 17.7% | |||
| Asian/Pacific Islander (non-Hispanic) | 6.0% | 5.9% | 10.1% | 3.4% | 4.3% | |||
| American Indian/Native American | 0.5% | 0.6% | 0.9% | 0.8% | 1.1% | |||
| Other | 0.8% | 1.1% | 1.5% | 0.8% | 0.4% | |||
| Education | 5,548 | 0.103c | 0.030c | |||||
| High school or less | 54.2% | 52.8% | 48.6% | 51.4% | 47.1% | |||
| More than high school | 45.8% | 47.2% | 51.4% | 48.6% | 52.9% | |||
| Health characteristics | ||||||||
| Body mass index (BMI), kg/m2 | 5,552 | 31.29 ± 5.64 | 30.22 ± 4.91 | 31.70 ± 5.47 | <0.001b | 31.75 ± 5.89 | 32.89 ± 6.42 | <0.001b |
| BMI classification | 5,552 | <0.001c | <0.001c | |||||
| Overweight (25 ≤ BMI < 30) | 53.0% | 60.9% | 48.7% | 49.8% | 41.1% | |||
| Obese (BMI ≥ 30) | 47.0% | 39.1% | 51.3% | 50.2% | 58.9% | |||
| Weight, kg | 5,552 | 91.43 ± 19.00 | 96.26 ± 17.93 | 100.20 ± 19.23 | <0.001b | 85.16 ± 17.81 | 88.51 ± 18.99 | <0.001b |
| Diabetes diagnosis, self-report | 5,552 | 1.5% | 0.6% | 1.3% | 0.081c | 1.9% | 3.0% | 0.063c |
| Hypertension diagnosis, self-report | 5,552 | 8.7% | 6.8% | 12.1% | <0.001c | 9.1% | 10.9% | 0.135c |
| Hyperlipidemia, self-report | 5,552 | 5.5% | 5.3% | 7.5% | 0.063c | 4.7% | 6.9% | 0.014c |
| Eating behaviors, self-report (whole cohort) | ||||||||
| Unhealthy weight control behavior (UWCB) | 5,552 | 17.6% | 11.4%d | 23.3%e | ||||
| Binge-eating behavior | 5,552 | 6.2% | 5.2%d | 7.2%e | ||||
| Disordered eating behavior (DEB = UWCB or binge) | 5,552 | 22.0% | 15.8%d | 28.0%e | ||||
SD = standard deviation
a
Group n may not sum to total N because of missing data
b
Independent samples T-test
c
Fisher's exact test
d
Percentage among all included males
e
Percentage among all included females