Table 1.
Descriptive Statistics for Key Study Variables by Beverage Condition
| Placebo | Alcohol | |||
|---|---|---|---|---|
| Mean | SD | Mean | SD | |
| Age (years) | 22.50 | 2.16 | 22.75 | 2.34 |
| ZKPQ Impulsivity | 2.76 | 2.36 | 3.01 | 2.36 |
| ZKPQ Sensation Seeking | 6.90 | 2.69 | 7.27 | 2.64 |
| BIS Attention | 2.12 | 0.56 | 2.15 | 0.58 |
| BIS Cognitive Instability | 2.27 | 0.66 | 2.21 | 0.61 |
| BIS Motor | 2.23 | 0.53 | 2.26 | 0.46 |
| BIS Perseverance | 1.80 | 0.45 | 1.87 | 0.54 |
| BIS Self-Control | 2.12 | 0.50 | 2.10 | 0.53 |
| BIS Cognitive Complexity | 2.20 | 0.50 | 2.20 | 0.48 |
| CGNG Inhibition Failures | 4.35 | 5.49 | 3.69 | 4.13 |
| GABS | 78.25 | 13.97 | 78.82 | 13.88 |
| GEQ Positive | 75.49 | 26.05 | 74.18 | 28.21 |
| GEQ Negative | 41.82 | 17.65 | 41.34 | 15.38 |
| TLFB Total Drinks per Week | 14.16 | 11.70 | 13.23 | 10.68 |
| TLFB Days Gambled (Past 90 days) | 5.82 | 7.32 | 5.33 | 6.13 |
| TLFB Avg Daily Bet | 74.21 | 161.92 | 45.78 | 170.37 |
| TLFB Days Gambled with Alcohol | 3.30 | 4.57 | 2.91 | 3.94 |
| TLFB Avg amount Gambled Under Alcohol | 47.38 | 75.00 | 39.35 | 124.39 |
| SOGS Score | 2.09 | 2.41 | 2.31 | 2.73 |
Note: ZKPQ = Zuckerman Kuhlman Personality Questionnaire–III Revised; BIS = Barratt Impulsiveness Scale-11; CGNG = Cued Go No Go task; GABS = Gambling Attitudes and Beliefs Scale; GEQ = Gambling Expectancies Questionnaire; TLFB = Timeline Follow-Back Interview; SOGS = South Oaks Gambling Screen.