Table 1.

Quota constraints to recruit nationally representative sample.

Demography	Characteristics	Study Sample (%)	Census Distribution *, Population Parameters (%)
Gender	Female	49.7	50.8
	Male	47.6	49.2
Ethnicity	Non-Hispanic White	61.9	60.1
	Non-Hispanic Black	12.3	13.4
	Hispanic	17.4	18.5
	Asian	5.3	5.9
	Others	3.1	2.1
Region	Midwest	21.33	20.8
	Northeast	18.02	17.1
	South	37.27	38.3
	West	23.38	23.9

* https://www.census.gov/quickfacts/fact/table/US/PST045219 (accessed on 13 November 2021).