Table 1. Characteristics of the study participants*.
| Light drinkers (n = 18) | Heavy drinkers (n = 17) | p-value | |
| Male gender | 10 (55.6%) | 8 (47.1%) | 0.615 |
| Age (years) | 21.55 (±2.09) | 21.00 (±1.87) | 0.415 |
| AUDIT | 6.50 (±3.5) | 16.90 (±4.8) | <0.001 |
| Number of alcohol doses per week | 5.78 (±7.90) | 20.92 (±11.25) | <0.001 |
| Hazardous drinking | 4.50 (±2.00) | 8.88 (±1.57) | <0.001 |
| Alcohol dependence | 0.77 (±0.87) | 3.70 (±2.41) | <0.001 |
| Harmful drinking | 1.27 (±1.31) | 4.35 (±2.57) | <0.001 |
| BDI | 2.77 (±2.81) | 3.41 (±2.37) | 0.478 |
| STAI trait | 42.72 (±9.76) | 46.47 (±8.93) | 0.246 |
| STAI state | 43.55 (±6.94) | 45.64 (±7.11) | 0.385 |
| UPPS | 98.44 (±9.88) | 107.29 (±20.34) | 0.119 |
| Craving before experiment | 0.41 (±0.78) | 2.53 (±2.49) | 0.005 |
| Craving after experiment | 0.51 (±0.81) | 2.42 (±2.37) | 0.004 |
*
Mean scores (± standard deviation) of light and heavy drinkers depending on alcohol drinking characteristics.
BDI: Beck Depression Inventory; STAI: State and Trait Anxiety Inventory; UPPS: Impulsive Behavior Scale; One dose represents 10 g of alcohol.