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. 2015 Oct 23;10(10):e0141606. doi: 10.1371/journal.pone.0141606

Table 1. Demographic information.

Age M SD
33.9 12.8
Median Range
30.0 18–79
Gender N %
Female 1203 74.4
Male 398 24.6
Other 17 1.1
Race N %
Caucasian 1214 75.0
Other or Mixed Race 134 8.3
Race No Response 126 7.8
African American 107 6.6
Native American/Alaska Native 26 1.6
Native Hawaiian/Pacific Islander 11 0.7
Ethnicity N %
Not Latino 1404 86.8
Latino 180 11.1
Ethnicity No Response 34 2.1
Location N %
Northeast (10 States) 444 27.4
Midwest (11 States) 341 21.1
West (10 States) 336 20.8
Southeast (13 States) 261 16.1
Southwest (4 States) 221 13.7
Location No Response 9 0.6
Not from the U.S. 6 0.4