Table 1.
Baseline Characteristicsa
|
Demographics/Characteristics |
Pre–CIWA-Ar (n=276) | Post–CIWA-Ar (n=145) | Student t test P Value |
|---|---|---|---|
| Age, years | 48.0±13.5 | 46.8±12.7 | .39 |
| Male, % | 84.7 | 90.3 | .13 |
| Prior alcohol withdrawal, % | 62.0 | 57.0 | .34 |
| Prior delirium tremens, % | 23.5 | 16.2 | .10 |
| Psychosis, % | 5.8 | 6.3 | .83 |
| Depression, % | 21.4 | 15.8 | .07 |
| Anxiety, % | 13.4 | 15.2 | .66 |
| Cirrhosis, % | 10.1 | 8.3 | .60 |
| COPD, % | 2.5 | 2.1 | >.99 |
| CAD, % | 6.5 | 4.8 | .66 |
| CHF, % | 1.5 | 1.4 | >.99 |
| Malignancy, % | 1.8 | 2.8 | .50 |
| Prior seizure, % | 23.9 | 22.5 | .81 |
| INR, s | 1.1±0.6 | 1.1±0.2 | .39 |
| ALT, U/L | 71.1±78.3 | 65.4±69.0 | .47 |
| AST, U/L | 119.5±150.2 | 122.6±150.6 | .84 |
| Total bilirubin, mg/dL | 1.3±2.7 | 1.0±1.0 | .19 |
| Creatinine, mg/dL | 0.8±0.4 | 0.8±0.4 | .66 |
| Maximum initial CIWA-Ar score | 8.5±5.2 | 8.4±5.2 | .88 |
| Mean blood alcohol level on admission | 144.4±147.9 | 142.1±146.8 | .89 |
a
ALT = alanine aminotransferase; AST = aspartate aminotransferase; CAD = coronary artery disease; CHF = congestive heart failure; CIWA-Ar = Clinical Institute Withdrawal Assessment of Alcohol scale, Revised; COPD = chronic obstructive pulmonary disease; INR = international normalized ratio.