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Phenotypic problems correlations between educational level and alcohol problems
| Education | RAPI | Max. drinks | |
| Education | 1 | −.06** | −.08** |
| RAPI | −.09*** | 1 | 49*** |
| Max. drinks | −.07** | 1 .38*** | 1 |
Notes: Correlations for males are below and those for females above the diagonal. RAPI = Rutgers Alcohol Problem Index; max. drinks = maximum number of drinks consumed in a 24-hour period.
p <.01;
p <.001.
