Table 1. Demographic and Clinical Characteristics of Alcohol-Dependent Patients and Healthy Controls.
| Patients (n=29) (mean (SD)) | Controls (n=31) (mean (SD)) | Statistics | p | |
|---|---|---|---|---|
| Age (years) | 40.2 (7.5) | 36.6 (10.1) | t(58)=−1.537 | 0.130 |
| School education (years) | 10.7 (1.8) | 11.4 (1.50) | t(58)=1.709 | 0.093 |
| Ethanol/day (g; mean of last 30 days) | 300.7 (177.6) | 7.2 (4.6) | t(58)=−7.967 | 0.001 |
| Duration of alcohol dependence (years) | 22.6 (7.8) | — | — | — |
| Age at first intoxication (years) | 18.1 (4.5) | — | — | — |
| Number of detoxifications | 6.3 (8.7) | — | — | — |
| Total OCDS scorea | 29.0 (11.3) | — | — | — |
| Nicotine (yes: no) | 27: 2 | 5: 26 | X2=35.669 | 0.001 |
| Cigarettes/day (smokers only) | 25.2 (12.2) | 4.4 (3.9) | t(58)=−3.747 | 0.001 |
a
Three subjects did not complete the OCDS.