Table 2.

Comparison of Adjusted Nutrient Means by Four Major Occupational Groups among Participants of the 1999–2006 National Health and Nutrition Examination Survey (NHANES)

	White Collar (1)		Service worker (2)		Farmer (3)		Blue Collar (4)		Comparison p Values
Nutrient	Mean	SE	Mean	SE	Mean	SE	Mean	SE	1v2	1v3	1v4	2v3	2v4	3v4
Cholesterol (mg)	302.4	6.3	293.9	7.2	323.4	20.4	319.9	7.6	0.178	0.336	0.064	0.159	0.016	0.878
Fiber (g)	15.5	0.3	14.5	0.5	14.7	0.8	14.1	0.3	0.012	0.376	0.001	0.799	0.437	0.443
Calcium (mg)	796.8	20.9	802.6	37.1	770.4	59.4	774.9	21.1	0.841	0.688	0.322	0.666	0.465	0.944
Sodium (mg)	3,511.5	47.9	3,339.9	54.1	3,291.9	158.1	3,519.9	54.5	0.003	0.200	0.890	0.770	0.004	0.188
Total Calories	2,243.6	23.9	2,201.3	30.8	2,255.2	109.4	2,329.9	32.6	0.229	0.921	0.013	0.635	0.003	0.520
% Cal Protein	15.3	0.2	15.2	0.3	15.8	0.5	14.8	0.3	0.446	0.339	0.022	0.196	0.171	0.041
% Cal Total Fat	32.6	0.4	31.7	0.5	31.9	0.9	32.2	0.4	0.013	0.483	0.338	0.766	0.187	0.761
% Cal Monounsaturated Fat	10.3	0.2	10.2	0.2	10.3	0.4	10.5	0.2	0.717	0.871	0.220	0.776	0.122	0.748
% Cal Polyunsaturated Fat	12.3	0.2	11.8	0.3	11.7	0.5	12.1	0.2	0.001	0.141	0.324	0.859	0.061	0.249
% Cal Saturated Fat	7.1	0.2	6.7	0.2	6.7	0.3	6.6	0.2	0.005	0.110	0.002	0.959	0.605	0.667
% Cal Carbohydrate	50.3	0.3	51.8	0.5	51.4	1.0	50.6	0.4	0.001	0.312	0.503	0.742	0.025	0.473

Note: SE = standard error of the mean; values were adjusted by age, BMI, race/ethnicity, gender, and education.