. Author manuscript; available in PMC: 2016 Jan 1.

Published in final edited form as: Eur J Clin Nutr. 2015 Jul 1;69(12):1323–1329. doi: 10.1038/ejcn.2015.106

Table 3.

Daily intake of energy, macro- and micronutrients in 2011 and concentration of selected biochemical parameters in 2009 by age group and gender among children 2-12 y who participated in the China Health and Nutrition Survey 2009-2011.

	2-6 y						7-12 y
	Total		Urban		Rural		Total		Urban		Rural
	Mean	SE	Mean	SE	Mean	SE	Mean	SE	Mean	SE	Mean	SE
Energy (Kcal)	1105.7	15.8	1186.1	28.1	1060.1	18.7^a	1465.0	17.7	1517.6	28.9	1433.4	22.3^a
Macronutrients (g)
Protein	38.2	0.6	43.8	1.1	35.1	0.7^a	51.1	0.7	56.7	1.1	47.7	0.9^a
Carbohydrates	145.8	2.3	150.9	4.0	142.8	2.7	191.7	2.8	184.5	4.3	195.9	3.6^a
Fat	41.0	0.8	45.2	1.3	38.7	0.9^a	54.8	0.9	61.3	1.6	50.9	1.1^a
Fiber	6.4	0.2	6.3	0.2	6.4	0.2	9.4	0.2	9.4	0.3	9.4	0.3
Micronutrients
Thiamin (mg)	0.5	0.0	0.6	0.0	0.5	0.0^a	0.7	0.0	0.7	0.0	0.7	0.0
Calcium (mg)	315.8	10.9	420.4	23.1	256.4	10.0^a	337.1	7.3	405.6	14.4	295.9	7.4^a
Vitamin D (μg)	3.3	0.2	4.2	0.3	2.8	0.2^a	3.7	0.2	4.5	0.2	3.3	0.2^a
Iron (mg)	11.0	0.2	11.8	0.4	10.6	0.3^a	15.2	0.3	15.9	0.4	14.8	0.4
Zinc (mg)	5.9	0.1	6.5	0.2	5.5	0.1^a	7.8	0.1	8.3	0.2	7.6	0.1^a
Biochemical markers
Ferritin (ng/mL)	-	-	-	-	-	-	49.9	42.6	45.5	22.9	51.0	46.2
Transferrin (ng/mL)	-	-	-	-	-	-	296.1	51.7	296.0	42.6	296.1	53.9
Hemoglobin (g/dL)	-	-	-	-	-	-	13.4	1.5	13.6	1.8	13.4	1.5
Total Protein (g/dL)	-	-	-	-	-	-	7.6	0.5	7.6	0.5	7.6	0.5

Estimates presented as mean ± SE. Dietary intake was collected in 2011 for the entire sample of children 2-12y; biochemical parameters were collected in 2009 for children 7-12y.

Significantly different between urban vs. rural, Student's t test, P<0.05.