Table 1.
Characteristics of total sample and sub-sample of plausible reporters of dietary intake
| Total Sample (n=298) | Plausible Sample (n=123) | |
|---|---|---|
| Sex (% female) | 66% | 67% |
| Ethnicity (% non-white) | 18% | 19% |
| Smoking (% smoked in past 30 days) | 18% | 19% |
| Age (years) | 20.1 ± 1.7 | 20.1 ± 1.6 |
| Height (m) | 1.7 ± 0.1 | 1.7 ± 0.1 |
| Weight (kg) | 68.4 ± 13.3 | 68.1 ± 13.0 |
| BMI (kg/m2) | 23.6 ± 3.4 | 23.6 ± 3.5 |
| Waist circumference (cm) | 76.4 ± 9.4 | 76.1 ± 9.4 |
| Triglycerides (mg/dL) | 86.7 ± 41.1 | 83.3 ± 40.7 |
| HDL-cholestrol (mg/dL) | 55.6 ± 13.6 | 56.1 ± 14.3 |
| Systolic blood pressure (mmHg) | 110.7 ± 8.2 | 109.6 ± 7.9 |
| Diastolic blood pressure (mmHg) | 71.8 ± 6.9 | 71.2 ± 6.4 |
| Fasting glucose (mg/dL) | 90.5 ± 7.1 | 90.2 ± 6.8 |
| Two-hour glucose (mg/dL) | 93.6 ± 22.3 | 95.3 ± 25.0 |
| Fasting insulin (IU/ml) | 7.0 ± 4.5 | 6.9 ± 4.4 |
| Two-hour insulin (IU/ml) | 33.6 ± 19.6 | 35.3 ± 20.5 |
| Daily energy intake (kcal) | 2198.2 ± 1193.5 | 2349.2 ± 632.9 |
| Dietary fiber (g/day) | 19.9 ± 11.2 | 21.2 ± 8.3 |
| Dietary fiber density (g/kcal) | 9.5 ± 3.4 | 9.1 ± 3.0 |
| Carbohydrates (g/day) | 281.4 ± 147.4 | 298.6 ± 85.2 |
| % energy from carbohydrates | 51.9 ± 7.2 | 51.1 ± 7.4 |
| Protein (g/day) | 84.1 ± 49.9 | 89.3 ± 32.2 |
| % energy from protein | 15.3 ± 3.2 | 15.1 ± 3.0 |
| Fat (g/day) | 76.2 ± 45.0 | 83.4 ± 27.0 |
| % energy from fat | 31.0 ± 5.6 | 32.0 ± 5.4 |
NOTE: Values reported are means ± SD, unless otherwise noted. Statistical tests to detect differences between total sample and plausible sample were not conducted, because samples are not independent; therefore, no p-values are reported.