Table 1.
Descriptive characteristics by study site
| Variable | UCSD (n = 751) | UW (n = 200) | p |
|---|---|---|---|
| Gender (%) | .53 | ||
| Male | 49.0 | 53.5 | |
| Female | 51.0 | 46.5 | |
| Age | 21.8 | 20.2 | <.001 |
| Ethnicity (%) | <.001 | ||
| Chinese | 53.3 | 57.5 | |
| Korean | 46.7 | 33.5 | |
| Japanese | 0.0 | 9.0 | |
| ALDH1A1 (%) | .79 | ||
| ALDH1A1*1/*1 | 93.7 | 93.0 | |
| ALDH1A1*1/*2 | 6.1 | 7.0 | |
| ALDH1A1*2/*2 | 0.1 | 0.0 | |
| ALDH2 (%) | .01 | ||
| ALDH2*1/*1 | 60.6 | 52.5 | |
| ALDH2*1/*2 | 34.0 | 36.5 | |
| ALDH2*2/*2 | 5.4 | 11.0 | |
| Drinking frequency | .59 | ||
| 3.49 (4.21) | 3.68 (4.81) | ||
| Drinking quantity | <.001 | ||
| 2.46 (2.25) | 1.58 (1.87) | ||
| Heavy episodes | <.001 | ||
| 3.04 (6.54) | 1.02 (1.52) | ||
| Maximum drinks lifetime | |||
| 8.93 (7.22) | 6.35 (6.27) | <.001 |
Note. p values for variables presented in % represent chi square tests; all other p values represent ANOVA tests.