TABLE 2.
Socio-demographic characteristics by tertile (T) of dietary intakes
| Percent of energy from protein | Percent of energy from fat | Percent of energy from carbohydrates | |||||||
|---|---|---|---|---|---|---|---|---|---|
| T1 | T3 | P1 | T1 | T3 | P1 | T1 | T3 | P1 | |
| Range, % | 8.9-11.4 | 12.7-39.2 | 1.8-7.8 | 9.3-37.4 | 29.1-78.2 | 80.6-89.0 | |||
| Male, % | 31.0 | 46.1 | <0.01 | 29.4 | 47.4 | <0.01 | 47.1 | 29.9 | <0.01 |
| Age, years | 36.3 ± 10.32 | 37.7 ± 10.5 | 0.80 | 36.7 ± 10.3 | 37.2 ± 10.4 | 0.25 | 37.4 ± 10.4 | 36.4 ±10.3 | 0.66 |
| BMI, kg/m2 | 19.3 ± 2.9 | 20.2 ± 3.4 | <0.01 | 19.2 ± 2.8 | 20.4 ± 3.4 | <0.01 | 20.3 ±3.4 | 19.2 ±2.8 | <0.01 |
| Ever smoked, % | 26.5 | 37.6 | <0.01 | 26.9 | 36.8 | <0.01 | 37.3 | 26.0 | <0.01 |
| Water arsenic, μg/L | 83.3 ± 107.5 | 86.3 ± 108.1 | 0.16 | 85.0 ± 109.4 | 84.6 ± 105.8 | 0.30 | 85.1 ±106.6 | 83.4 ± 108.2 | 0.09 |
| Education, years | 2.6 ± 3.3 | 4.3 ± 4.1 | <0.01 | 2.4 ± 3.2 | 4.6 ± 4.2 | <0.01 | 4.6 ±4.2 | 2.4±3.2 | <0.01 |
1
Trend tests were performed by linear regression that included log-transformed intake as the dependent variable and sex, age, BMI, smoking status (ever, never), education, and total energy intake as the independent variables.
2
x̄ ± SD (all such values).