Table 4.
Sensitivity and False Detection Rates of TAC Criteria
| Self-Reported Drinking | ||||
|---|---|---|---|---|
| TAC Criteria | False Negative | True Positive | False Positive | True Negative |
| TAC = None | 32% | 68% | 23% | 77% |
| TAC = Low | 45% | 55% | 20% | 80% |
| TAC = Moderate | 18% | 82% | 25% | 75% |
| TAC = Heavy | 8% | 92% | 21% | 79% |
| TAC = Heavy + Moderate | 10% | 90% | 25% | 75% |
| TAC = None + Low | 6% | 94% | 25% | 75% |
| TAC = None + Low + Moderate | 16% | 84% | 29% | 71% |
Note. TAC Classifications: None: ≤ 2 TAC points above zero; Low: 3 or more TAC points > 0, but no points > 0.01 g/dl; Moderate: ≥ 3 TAC points above 0 and ≥ 1 TAC point above 0.01 g/dl but < 2 points above 0.02 g/dl; and Heavy: 2 or more readings > 0.02 g/dl. days.