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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: J Risk Res. 2021 Jun 7;25(9):1047–1054. doi: 10.1080/13669877.2021.1936613

Table 1.

Demographic characteristics of 2018 US population, responders and nonresponders.

Demographic characteristic 2018 US population Responders (N=5968) Nonresponders (N=1801) Test of difference between responders and nonresponders
At risk age group 65+ 17% 21% 86% χ2(1)=2586.00, p<0.001
Male 49% 48% 48% χ2(1)=0.00, p=0.96
College degree 32% 47% 44% χ2(1)=4.42, p=0.15
African-American 13% 12% 13% χ2(1)=2.37, p=0.32
Hispanic-Latinx 18% 16% 18% χ2(1)=4.41, p=0.44
Other minority 9% 6% 5% χ2(1)=2.43, p=0.29
White 60% 66% 64% χ2(1)=1.15, p=0.48

Note: Statistical weights were used in all analyses.