Table 3. Least-Square Adjusted Means (SE) for Body Mass Index and Adjusted Prevalence Ratios (95% CI) Among Participants (N = 10,455) Aged 20 Years or Older, by Sex and Food-Security Status, National Health and Nutrition Examination Surveys, 2003–2008.
| Variable | Food Security Status |
P Valuea | |||
|---|---|---|---|---|---|
| Full | Marginal | Low | Very low | ||
| Body Mass Index, kg/m2 | |||||
| Men (n = 5,253) | |||||
| Model 1b | 28.4 (0.1) | 28.4 (0.4) | 27.9 (0.4) | 28.2 (0.6) | .59 |
| Model 2c | 28.4 (0.1) | 28.2 (0.3) | 28.0 (0.3) | 28.1 (0.6) | .62 |
| Women (n = 5,202) | |||||
| Model 1b | 28.0 (0.2) | 29.4 (0.3) | 29.2 (0.4) | 29.7 (0.7) | <.001 |
| Model 2c | 28.0 (0.1) | 29.2 (0.3) | 29.1 (0.4) | 29.1 (0.5) | <.001 |
| Obesityd | |||||
| Men (n = 5,253) | |||||
| Model 1b | 1 [Reference] | 1.01 (0.84–1.22) | 0.86 (0.71–1.04) | 0.89 (0.71–1.13) | .39 |
| Model 2c | 1 [Reference] | 0.97 (0.82–1.15) | 0.88 (0.74–1.05) | 0.88 (0.71–1.08) | .37 |
| Women (n = 5,202) | |||||
| Model 1b | 1 [Reference] | 1.26 (1.10–1.43) | 1.29 (1.13–1.47) | 1.33 (1.07–1.66) | <.001 |
| Model 2c | 1 [Reference] | 1.23 (1.08–1.40) | 1.26 (1.09–1.47) | 1.17 (0.97–1.42) | <.001 |
Abbreviations: SE, standard error; CI, confidence interval; HbA1c, hemoglobin A1c.
a
Calculated by using adjusted Wald F test or Wald χ2 test.
b
Adjusted for age, race/ethnicity, educational status, health insurance coverage, and alcohol use.
c
Adjusted for variables in Model 1 plus HbA1c, systolic blood pressure, total cholesterol, high-density lipoprotein cholesterol, cotinine, C-reactive protein, and urinary albumin–creatinine ratio.
d
Defined as body mass index ≥30 kg/m2.