Dietary diversity scores: an indicator of micronutrient inadequacy instead of obesity for Chinese children

BMC Public Health

Table 4 Distribution of SDDS, FVS, Z-scores and rate of overweight/obesity by age groups and residences

Item	Note	Total	Age group		Residence
Item	Note	Total	≤6 years	>6 years	Urban	Rural
Food diversity	SDDS	7.5 ± 2.1	8.4 ± 1.7***	6.2 ± 1.8***	7.7 ± 2.2***	6.9 ± 1.6***
Food diversity	FVS	13.2 ± 5.3	15.7 ± 4.7***	9.6 ± 3.7***	14.1 ± 5.5***	10.3 ± 2.8***
Growth indicator	BMI	16.6 ± 8.1	15.8 ± 3.0***	17.3 ± 10.9***	17.0 ± 9.2***	15.2 ± 2.5***
	WHZ	0.2 ± 1.5	0.2 ± 1.5		0.3 ± 1.5**	−0.2 ± 1.1**
	WAZ	0.3 ± 1.3	0.3 ± 1.2	0.3 ± 1.3	0.4 ± 1.3***	−0.1 ± 1.1***
	HAZ	0.3 ± 1.2	0.3 ± 1.2	0.2 ± 1.2	0.3 ± 1.2	0.3 ± 1.2
	BAZ	0.1 ± 1.6	0.2 ± 1.6*	0.1 ± 1.4*	0.4 ± 1.5***	−0.6 ± 1.4***
Obesity rate	Overweight and obesity	375, 22.1%	197,2 0.0%	178, 25.0%	344, 26.9%***	31, 7.5%***
Obesity rate	Obesity	154, 9.1%	86, 8.7%	68, 9.6%	142, 11.1%***	12, 2.9%***

SDDS Seventeen-food-groups dietary diversity score, FVS food variety score, HAZ Height for age Z-score, WAZ Weight for age Z-score, WHZ Weight for height Z-score, BAZ BMI for age Z-score; −-, not applicable; *, P ˂0.05; **, P ˂0.01; ***, P ˂0.001

ISSN: 1471-2458