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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: Alcohol Clin Exp Res. 2020 Jun 23;44(7):1497–1507. doi: 10.1111/acer.14382

Table 1.

Demographic Characteristics and Differences between Samples.

Full Sample (N = 274) SONA Sample (n = 72) Mturk Sample (n = 202) t-value / χ2 (df),
p-value
Variables M (SD), % M (SD), % M (SD), %
Gender (Male) 57.1% 16.9% 71.3% 63.45 (1), < .001
Race
 White 72.6% 69.4% 73.8% .50 (1), .48
 Black 13.5% 19.4% 11.4%
 Asian 5.8% 2.8% 6.9%
 Other 1.5% 1.4% 1.5%
Hispanic/Latino/a/x 5.8% 6.9% 5.4%
Student Status (Yes) 40.9% 100% 19.8% 141.26 (1), < .001
Age 25.15 (4.10) 19.78 (2.30) 27.06 (2.63) 20.82 (272), < .001
Drinks per Week 7.86 (8.28) 5.22 (5.74) 8.79 (8.82) 3.88 (188.98), < .001
Alcohol Problems 10.63 (12.20) 6.92 (9.15) 11.94 (12.88) 3.55 (172.72), < .001