Association between dioxin concentrations in breast milk and food group intake in Vietnam

Table 6 Stepwise multiple linear regression of TEQ-PCDDs, TEQ-PCDFs, and TEQ-Total levels in breast milk and food group intake in herbicide-sprayed and nonsprayed areas

Variables	Standardized coefficients	P value	Adjusted R ²
Sprayed area (n = 80)
TEQ-PCDDs
Constant		<0.0001	0.072
Fats	−0.308	0.038
Eggs	0.262	0.064
Alcohol beverages	0.231	0.055
Nuts and seeds	−0.206	0.073
TEQ-PCDFs
Constant		0.000	0.052
Fats	−0.204	0.097
Fish and products	0.167	0.135
Alcohol beverages	0.159	0.188
Nuts and seeds	−0.145	0.199
TEQ-Total
Constant		<0.0001	0.026
Nuts and seeds	−0.197	0.080	0.026
Nonsprayed area (n = 42)
TEQ-PCDDs
Constant		0.636	0.216
Yellow vegetables	0.442	0.011
BMI	0.333	0.025
Sugars, confectioneries, soft drinks	−0.285	0.083
Soybean products	0.238	0.116
TEQ-PCDFs
Constant		0.009	0.296
BMI	0.413	0.005
Shellfish and products	0.350	0.020
Seasonings	0.269	0.074
Pulses	0.231	0.096
TEQ-Total
Constant		0.627	0.182
BMI	0.349	0.022
Yellow vegetables	0.271	0.073
Soybean products	0.267	0.085

All data are log-transformed for analysis. Variables: age, BMI, cereals, potatoes and starches, nuts and seeds, pulses, soybean products, dark-green vegetables, yellow vegetables, other vegetables, fruit and fruit juice, fats, vegetable oils, meat and products, fish and products, shellfish and products, eggs, milk and dairy products, sugars/confectioneries/soft drinks, alcohol beverages, seasonings

ISSN: 1347-4715