Vitamin D Status and Usual Nutrient Intake of Filipino Children Aged 6–12 Years in Selected Areas in the Philippines: A 2018 National Nutrition Survey

Table 4

Distribution of vitamin D serum level concentration of children.

		n (%)	Distribution of serum concentration of 25(OH)D
			10th	25th	Median	Mean ± SE	75th	90th	value
Sex	All	789 (100)	50.6	59.5	71	72.7 ± 0.67	84	98.8	—
	Boys	395 (50.1)	52	61.6	73.9	76.6 ± 1	90.3	105.4	<0.001
	Girls	394 (49.9)	49.2	57.3	67.4	68.8 ± 0.8	78.1	91
Urbanity	Rural	493 (62.7)	54.3	63.4	74.4	76.9 ± 0.8	88.4	103.3	<0.001
	Urban	296 (37.3)	46.3	54.8	65	64.8 ± 1	73.9	90.3
Island	NCR	133 (16.8)	42.5	49.4	56.4	58.4 ± 1.3	67.5	76.2	<0.001^abc
	Luzon^a	168 (21.2)	54.1	63	73.3	75.8 ± 1.3	85.5	100.8
	Visayas^b	200 (25.2)	52.8	61.2	73.5	76.6 ± 1.4	89.6	105.5
	Mindanao^c	292 (36.8)	54.9	62.7	72.6	74.9 ± 1	85.1	94.5
Wealth tertiles	Poor	324 (41.2)	52.3	60.5	71.7	73 ± 1	82.8	97.4	0.200^NS
	Middle^a	300 (37.8)	51.6	59.1	70.2	73.6 ± 1.1	86.3	100.9
	Rich^b	165 (20.9)	48.9	56.7	67.5	70.5 ± 1.5	83.2	97.2
Stunting	Normal	584 (74.9)	49.1	58.2	70	71.7 ± 0.8	83.3	97.4	0.056^NS
	Stunted	196 (25.1)	55.6	63.3	73.4	75.9 ± 1.2	87.7	99.7

Significant at α = 0.05 (t-test and ANOVA); NS- not significant.