Table 4.

Intake of micronutrients by socioeconomic status

Intake of micronutrients (n 2428)	Socioeconomic status
	Upper, upper middle, or lower middle	Upper lower or lower	P-value
Calcium (in mg)
Mean	311⋅9	246⋅9	<0⋅001
Median, IQR	263⋅9, 279⋅5	214⋅5, 185⋅7	<0⋅001
Inadequate intake n, %a	1279, 91⋅2	986, 96⋅5	<0⋅001
Iron (in mg)
Mean	8⋅7	8⋅5	0⋅26
Median, IQR	8⋅3, 5⋅3	7⋅7, 5⋅0	0⋅09
Inadequate intake n, %a	1200, 85⋅5	897, 87⋅8	0⋅11
Zinc (in mg)
Mean	4⋅3	4⋅7	<0⋅001
Median, IQR	4⋅2, 4⋅0	4⋅5, 2⋅9	<0⋅001
Inadequate intake n, %a	1182, 84⋅2	854, 83⋅6	0⋅65
Selenium (in mcg)
Mean	47⋅7	50⋅9	0⋅04
Median, IQR	42⋅4, 53⋅6	43⋅8, 42⋅0	0⋅01
Inadequate intake n, %a	474, 64⋅9	256, 35⋅1	<0⋅001
Vitamin A (in mcg)
Mean	116⋅5	118⋅8	0⋅66
Median, IQR	86⋅6, 144⋅7	84⋅4, 147⋅1	0⋅39
Inadequate intake n, %a	1345, 95⋅9	983, 96⋅2	0⋅69
Folate (in mcg)
Mean	156⋅3	161⋅1	0⋅54
Median, IQR	114⋅2, 126⋅8	128⋅1, 105⋅0	<0⋅001
Inadequate intake n, %a	1042, 74⋅3	748, 73⋅2	0⋅55
Vitamin B12 (in mcg)
Mean	0⋅5	0⋅4	0⋅07
Median, IQR	0⋅1, 0⋅4	0⋅02, 0⋅2	0⋅72
Inadequate intake n, %a	1316, 93⋅8	975, 95⋅4	0⋅09
Vitamin D (in mcg)
Mean	0⋅3	0⋅4	<0⋅001
Median, IQR	0⋅0, 0⋅4	0⋅2, 0⋅7	<0⋅001
Inadequate intake n, %a	1402, 57⋅8	1022, 42⋅2	0⋅39

^aPercentage shown for inadequate intake is column percent.