Table 3.
Demographics from the NHANES of 2017–2020 based on the reported food security.
| Food Security a | ||
|---|---|---|
| Food Security | Food Insecurity | |
| N = 4345 | N = 2600 | |
| Age b | 52.3 (17.4) | 47.7 (16.6) |
| Gender, n (%) | ||
| Women | 2173 (50.0) | 1353 (52.0) |
| Race, n (%) | ||
| Non-Hispanic | 3588 (82.6) | 1817 (70.0) |
| Hispanic | 757 (17.4) | 783 (30.1) |
| Family Monthly Poverty Level Index, n (%) | ||
| ≤1.3 | 627 (16.9) | 1211 (55.7) |
| >1.3 to ≤1.85 | 477 (12.9) | 381 (17.5) |
| >1.85 | 2598 (70.2) | 581 (26.7) |
| Education, n (%) | ||
| Not a high school graduate | 514 (11.8) | 743 (28.6) |
| High school graduate | 886 (20.4) | 779 (30.0) |
| Some college or AA degree | 1466 (33.8) | 815 (31.4) |
| College or above | 1477 (34.0) | 259 (10.0) |
| Physical Activity (n%) | ||
| Physically inactive | 1929 (57.7) | 909 (47.9) |
| Physically active | 1413 (42.3) | 990 (52.1) |
| Alcohol use (n%) | ||
| Moderate drinker | 3145 (72.4) | 1692 (65.1) |
| Heavy drinker | 1200 (27.6) | 908 (34.9) |
| Smoking status, n (%) | ||
| Never a smoker | 2691 (62.0) | 1358 (52.2) |
| Past smoker | 1097 (25.3) | 550 (21.1) |
| Current smoker | 555 (12.8) | 692 (26.6) |
| BMI | 29.2 (5.2) | 30.3 (7.5) |
| BMI, n (%) | ||
| Underweight | 53 (1.2) | 42 (1.6) |
| Normal weight | 1104 (25.6) | 579 (22.5) |
| Overweight | 1467 (34.0) | 770 (29.9) |
| Obese | 1685 (39.1) | 1186 (46.0) |
| Diabetes, n (%) | 598 (13.8) | 422 (16.2) |
| Median CAP (dB/m) | 263.6 (61.4) | 266.8 (63.6) |
| Steatosis Category (dB/m), n (%) | ||
| <296 | 3081 (70.9) | 1756 (67.5) |
| 297–316 | 381 (8.8) | 268 (10.3) |
| 317–332 | 259 (6.0) | 143 (5.5) |
| ≥333 | 623 (14.3) | 433 (16.7) |
| Median LSM (kPa) | 5.8 (4.4) | 6.0 (4.9) |
| Liver Stiffness Category (kPa), n (%) | ||
| <9.7 kPa | 4096 (94.2) | 2431 (93.8) |
| ≥9.7 kPa & <13.6 kPa | 150 (3.4) | 89 (3.5) |
| ≥13.6 kPa | 99 (2.5) | 80 (2.7) |
a Data are presented in numbers of total participants; b Continuous variables are reported as mean ± SD and categorical variables are reported as observations (percentage prevalence); BMI, body mass index; CAP, controlled attenuation parameter; kPa, kilopascals. All coefficients are rounded to the nearest decimal.