Table 3.
Means and standard deviations of demand indices for the social and solitary Alcohol Purchase Task (APT) conditions split by student status, sex, and alcohol problem level.
| Demand Index | Student M (SD) |
Non-student M (SD) |
Male M (SD) |
Female M (SD) |
Low Alcohol Problems M (SD) |
Moderate/High Alcohol Problems M (SD) |
||
|---|---|---|---|---|---|---|---|---|
| Social APT | ||||||||
| Elasticity | .0285 (.0320) | .0288 (.0334) | .0245 (.0277) | .0342 (.0376) | .0308 (.0344) | .0234 (.0274) | ||
| Intensity | 6.20 (6.26) | 6.38 (6.82) | 7.64 (8.17) | 4.67 (3.20) | 4.96 (3.31) | 9.74 (10.53) | ||
| Breakpoint | 7.96 (6.29) | 9.47 (7.41) | 9.76 (7.51) | 7.60 (6.03) | 7.95 (6.05) | 10.96 (8.54) | ||
| Omax | 15.51 (19.67) | 22.14 (29.56) | 24.29 (31.94) | 13.32 (14.43) | 15.14 (16.32) | 30.27 (40.13) | ||
| Pmax | 5.48 (5.04) | 6.74 (5.65) | 6.93 (6.04) | 5.35 (4.46) | 5.58 (4.45) | 7.88 (7.18) | ||
| Solitary APT | ||||||||
| Elasticity | .0557 (.0740) | .0494 (.0727) | .0430 (.0660) | .0647 (.0811) | .0551 (.0739) | .0436 (.0714) | ||
| Intensity | 3.66 (3.97) | 4.23 (3.97) | 5.04 (4.52) | 2.73 (2.73) | 3.20 (2.88) | 6.10 (5.48) | ||
| Breakpoint | 5.50 (6.15) | 7.90 (7.71) | 8.60 (7.92) | 4.79 (5.55) | 5.78 (5.92) | 9.79 (9.24) | ||
| Omax | 10.30 (18.03) | 17.57 (26.85) | 19.35 (27.75) | 8.75 (16.41) | 10.53 (16.15) | 25.23 (35.29) | ||
| Pmax | 4.44 (5.32) | 5.67 (5.56) | 6.10 (5.97) | 3.94 (4.57) | 4.47 (4.64) | 6.87 (6.99) | ||
Note. M = mean; SD = standard deviation.