Table 2.

Comparison of relationships between the vitamin D status and living area, region, and wealth grouping among mothers.

Comparisons: Women (2)		n	Vitamin D Concentration				p-Value *
			<25 nmol/L	25–49.9 nmol/L	50–74.9 nmol/L	≥75 nmol/L
Total		725	30	180	258	257	-
			4.1%	24.9%	35.6%	35.4%
Living Area	Urban	148	3	47	50	48	0.100
			2.0%	31.8%	33.8%	32.4%
	Rural	577	27	133	208	209
			4.7%	23.1%	36.0%	36.2%
Wealth quintile	Poorest	155	9	35	49	62	0.698
			5.8%	22.6%	31.6%	40.0%
	Poorer	152	5	33	59	55
			3.3%	21.7%	38.8%	36.2%
	Middle	131	5	35	50	41
			3.8%	26.7%	38.2%	31.3%
	Richer	136	6	32	45	53
			4.4%	23.5%	33.1%	39.0%
	Richest	151	5	45	55	46
			3.3%	29.8%	36.4%	30.5%
Region	North East	101	3	35	40	23	0.000
			3.0%	34.7%	39.6%	22.8%
	South West	142	7	23	42	70
			4.9%	16.2%	29.6%	49.3%
	South East	235	6	63	83	83
			2.6%	26.8%	35.3%	35.3%
	North	102	10	30	30	32
			9.8%	29.4%	29.4%	31.4%
	West	145	4	29	63	49
			2.8%	20.0%	43.4%	33.8%

Note: * the chi-square test was used.