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. 2021 Jul 30;9(7):e29195. doi: 10.2196/29195

Table 1.

Descriptive statistics and bivariate correlation coefficients for study variablesa.

Variables Mean (SD) 1 2 3 4 5 6 7 8 9 10
1 0.59 (0.49)









2 0.09 (0.28) –.04b








3 0.16 (0.37) –.21b –.14b







4 0.38 (0.48) .01 –.24b –.34b






5 0.03 (0.16) .01c .02b –.00 –.03b





6 0.07 (0.26) .01 .07b –.02b –.01 –.05b




7 0.01 (0.05) .02b .03b –.01 –.00 –.01 –.01c



8 0.07 (0.25) –.00 .02b .04b .03b –.04b .00 –.02b


9 0.25 (0.09) .04b –.03b –.07b –.01 –.01 .04b .00 –.02b

10 0.67 (0.47) –.02b .02b .03b .02b –.01 .05b –.00 .03b .05b
11 0.15 (0.35) .02b –.02b –.02b .01c .01c –.02b .00 .00 .09b –.60

aStudy variables: 1=gender (0=female, 1=male), 2=age ≤18 years (0=no, 1=yes), 3=age of 19-29 years (0=no, 1=yes), 4=age of 30-39 years (0=no, 1=yes), 5=Black or African American ethnicity (0=no, 1=yes), 6=Asian or Pacific Islander ethnicity (0=no, 1=yes), 7=American Indian or Alaskan Native ethnicity (0=no, 1=yes), 8=Hispanic ethnicity (0=no, 1=yes), 9=income (normalized using MinMaxScaler), 10=urban (0=no, 1=yes), and 11=suburban (0=no, 1=yes).

bP<.001.

cP<.05.