Table 4.
Odds Ratios (ORs) with 95% Confidence Intervals (95% CI) for Each Step Decrease on the Stanine Scale for Each of the 4 Different Subtests and the 2 Different Outcomes, Using Both Multinomial and Logistic Regression
| Exposure: IQ test results in stanines as a continuous variable | Total alcohol intake |
Pattern of drinking |
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|---|---|---|---|---|---|---|---|---|
| Moderate consumer versus light consumer |
High consumer versus light consumer |
Abstainers versus light consumer |
Binge drinking |
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| OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | |
| IQ test partsa | ||||||||
| A. Instructions | 1.07 | 1.06–1.08 | 1.22 | 1.19–1.25 | 1.03 | 1.01–1.05 | 1.09 | 1.07–1.10 |
| B. Concept discrimination | 1.05 | 1.04–1.06 | 1.18 | 1.15–1.21 | 1.03 | 1.01–1.05 | 1.07 | 1.06–1.09 |
| C. Paper form board | 1.04 | 1.03–1.05 | 1.12 | 1.09–1.15 | 1.04 | 1.01–1.06 | 1.07 | 1.05–1.09 |
| D. Technical comprehension | 1.09 | 1.08–1.10 | 1.20 | 1.17–1.23 | 1.00 | 0.98–1.02 | 1.10 | 1.08–1.11 |
a
(A) Instructions (logical inductive/verbal ability—40 items), (B) Concept discrimination (logical inductive/verbal ability—40 items), (C) Paper form board (spatial ability—25 items) and (D) Technical comprehension (technical ability—52 items).