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. Author manuscript; available in PMC: 2020 Nov 1.
Published in final edited form as: Psychol Addict Behav. 2019 Aug 26;33(7):603–615. doi: 10.1037/adb0000505

Table 1.

Demographics and Mean, Standard Deviation, Skewness, and Kurtosis for Primary Study Variables

Variable N Percent M SD Skewness Kurtosis
Statistic S. E. Statistic S. E.

Gender (% female) 393 60.8
Year in school at BL 392
 Freshmen 244 62.1
 Sophomore 148 37.7
Race
 White 79.9
 Black 10.7
 Other 9.4
Age 381 18.77 1.07 2.46 13 8.93 .25
BL SSRQ 393 114.68 16.67 −.34 12 .27 .25
 1-mo. SSRQ 363 116.88 16.57 −.01 13 −.17 .26
 6-mo. SSRQ 338 117.62 16.31 −.09 13 −.02 .26
 12-mo. SSRQ 340 117.41 17.46 −.24 13 −.07 .26
 16-mo. SSRQ 304 117.54 17.27 −.19 14 −.15 .28
BL DASS 393 7.42 8.85 1.83 12 3.22 .25
 1-mo. DASS 364 5.16 7.63 2.87 13 10.77 .26
 6-mo. DASS 342 4.84 7.31 2.48 13 6.78 .26
 12-mo. DASS 340 5.96 8.83 2.57 13 7.87 .26
 16-mo. DASS 308 5.55 8.16 2.22 14 4.85 .28
BL DDQ 393 16.76 11.97 1.50 12 2.39 .25
BL YAACQ 393 13.05 7.89 .62 12 .02 .25
 1-mo. YAACQ 365 8.88 7.96 1.10 13 .66 .25
 6-mo. YAACQ 343 8.01 8.11 1.16 13 .66 .26
 12-mo. YAACQ 343 8.52 8.79 1.17 13 .63 .26
 16-mo. YAACQ 311 8.40 9.35 1.48 14 1.60 .28

Note. BL = Baseline; DDQ = Daily Drinking Questionnaire; SSRQ = Short-Self-regulation Questionnaire; DASS = Depression subscale of the Depression, Anxiety, and Stress Scale; YAACQ = Young Adult Alcohol Consequences Questionnaire.