Table 3.
Mean food group intake for adults aged 1964 years by income group in the NHANES 20072009 survey
| Food group | Male | Female | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Q1 | Q2 | Q3 | Q4 | p | Q1 | Q2 | Q3 | Q4 | p | |
| n=1105 | n=1107 | n=1101 | n=1109 | n=1629 | n=1650 | n=1691 | n=1671 | |||
| Grains (g) | 351.2±7.2 | 337.2±5.3 | 341.6±5.5 | 326.6±5.5 | 0.020 | 263.6±6.7 | 250.1±7.5 | 254.2±7.7 | 253.3±7.5 | 0.022 |
| Fruits (g) | 130.8±11.1 | 152.7±13.2 | 138.6±11.6 | 158.6±14.4 | 0.211 | 127.4±14.5 | 148.9±15.2 | 168.8±14.8 | 148.6±16.5 | 0.022 |
| Vegetables (g) | 390.4±9.0 | 392.9±8.4 | 390.8±9.3 | 412.4±10.1 | 0.181 | 284.7±9.5 | 277.4±9.7 | 292.0±9.6 | 287.7±9.8 | 0.277 |
| Meat (g) | 112.9±10.0 | 123.6±6.5 | 106.1±6.9 | 124.4±7.8 | 0.098 | 74.2±8.3 | 83.0±11.4 | 84.7±10.1 | 85.4±8.6 | 0.077 |
| Dairy products (g) | 52.7±5.3 | 65.1±8.1 | 50.6±5.5 | 78.5±7.4 | 0.005 | 68.8±8.6 | 74.0±7.7 | 73.1±8.9 | 64.9±8.4 | 0.464 |
| Eggs (g) | 26.3±2.1 | 23.4±1.7 | 24.9±1.9 | 27.6±2.5 | 0.410 | 19.0±1.6 | 21.5±2.1 | 20.5±1.7 | 19.9±1.7 | 0.350 |
| Fish and shellfish (g) | 74.4±5.1 | 69.0±3.9 | 75.1±4.4 | 76.4±4.5 | 0.583 | 37.2±3.4 | 43.1±3.7 | 44.3±3.5 | 44.0±4.0 | 0.034 |
| Sweets (g) | 9.4±0.6 | 10.9±0.6 | 10.6±0.7 | 9.4±0.7 | 0.130 | 8.6±0.9 | 9.2±1.0 | 9.4±1.0 | 9.4±1.0 | 0.242 |
Data are presented as mean ±SE and means are adjusted for age, education, BMI, energy intake, physical activity, and smoking. Q1, Q2, Q3 and Q4 are mean income quartiles from lowest to highest income.