. 2018 Jul 14;15(7):1489. doi: 10.3390/ijerph15071489

Table 4.

The influence of place of residence on knowledge and supplementation of vitamin D (n = 783) (p = 0.05).

Place of Residence	Total	Knowledge about Functions			Knowledge about Nutrition Sources			Self-Supplementation			Child Supplementation
Place of Residence	No.	No.	%	χ² p	No.	%	χ² p	No.	%	χ² p	No.	%	χ² p
City	421	298	70.8%	5.1 0.023	192	45.6%	6.1 0.014	100	23.8%	2.8 0.096	156	37.1%	0.5 0.482
Village	362	282	77.9%	5.1 0.023	197	54.4%	6.1 0.014	105	29.0%	2.8 0.096	143	39.5%	0.5 0.482