Table 1.
Demographic and alcohol use measures.
| Measures | Range | Mean | Standard deviation |
|---|---|---|---|
| Age | 18.05 – 20.02 | 18.8 | 0.4 |
| IQ | 93 – 133 | 115.3 | 10.3 |
| Number of drinks (past 3 mo) | 0 – 103.5 | 33.8 | 35.6 |
| Number of binges (past 3 mo) | 0 – 19 | 5.0 | 6.1 |
| Days since last usea | 3 – 66 | 17.7 | 17.8 |
| Days since last bingeb | 5 – 68 | 21.0 | 20.0 |
Data represent the range, mean and standard deviation from the total sample (n = 23), except: aEstimates reflect data from individuals who reported a minimum of one drink within the past 90 days, n = 19; bEstimates reflect data from individuals who reported a minimum of one binge within the past 90 days, n = 14.