Revised Clinical Institute Withdrawal Assessment for alcohol: Difference between revisions
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- Scale that measures the severity of alcohol withdrawal symptoms
- See also the MDCalc CIWA-Ar calculator
Administration
- Use open-ended questions for each item
- Assess hourly for the first three hours and also for those who score above 10
- If a patient scores below 10 for three hours in a row, assessment every four hours thereafter is reasonable
- Begin treating patients once they score above 10
- Consider prophylactic treatment regardless of CIWA for patients at high risk for severe withdrawal
- Reassess an hour after any score above 10 where they were given diazepam
Criteria
Criterion | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
---|---|---|---|---|---|---|---|---|
Nausea and vomiting Ask, "Do you feel sick to your stomach? Have you vomited?" Observation |
no nausea and no vomiting | mild nausea with no vomiting | intermittent nausea with dry heaves | constant nausea, frequent drug heaves and vomiting | ||||
Tremor Arms extended and fingers apart. Observation. |
no tremor | not visible, but can be felt fingertip-to-fingertip | moderate, with patient's arms extended | severe, even with arms not extended | ||||
Paroxysmal sweats Observation |
no sweat visible | barely perceptible sweating, palms moist | beads of sweat obvious on forehead | drenching sweats | ||||
Anxiety Ask, "Do you feel nervous?" Observation. |
no anxiety, at ease | mildly anxious | moderately anxious, or guarded, so anxiety is inferred | equivalent to acute panic states as seen in severe delirium or acute schizophrenic reactions | ||||
Agitation Observation. |
normal activity | somewhat more than normal activity | moderately fidgety and restless | paces back and forth during most of the interview, or constantly thrashes about | ||||
Tactile disturbances Ask, "Have you any itching, pins and needles sensations, any burning, any numbness, or do you feel bugs crawling on or under your skin?" Observation. |
none | very mild itching, pins and needles, burning or numbness | mild itching, pins and needles, burning or numbness | moderate itching, pins and needles, burning or numbness | moderately severe hallucinations | severe hallucinations | extremely severe hallucinations | continuous hallucinations |
Auditory disturbances Ask, "Are you more aware of sounds around you? Are they harsh? Do they frighten you? Are you hearing anything that is disturbing to you? Are you hearing things you know are not there?" Observation. |
not present | very mild harshness or ability to frighten | mild harshness or ability to frighten | moderate harshness or ability to frighten | moderately severe hallucinations | severe hallucinations | extremely severe hallucinations | continuous hallucinations |
Visual disturbances Ask, "Does the light appear to be too bright? Is its colour different? Does it hurt your eyes? Are you seeing anything that is disturbing to you? Are you seeing things you know are not there?" Observation. |
not present | very mild sensitivity | mild sensitivity | moderate sensitivity | moderately severe hallucinations | severe hallucinations | extremely severe hallucinations | continuous hallucinations |
Headache, fullness in head Ask, "Does you head feel different? Does it feel like there is a band around your head?" Do not rate for dizziness or lightheadedness. Otherwise, rate severity. |
not present | very mild | mild | moderate | moderately severe | severe | very severe | extremely severe |
Orientation and clouding of sensorium Ask, "What day is this? Where are you? Who am I?" |
oriented and can do serial additions | cannot do serial additions or is uncertain about date | disoriented for date by no more than 2 calendar days | disoriented for date by more than 2 calendar days | disoriented for place and/or person | |||
Criterion | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
Interpretation
Score | Severity |
---|---|
0 to 9 | Very mild or absent |
10 to 15 | Mild |
16 to 20 | Moderate |
21 to 67 | Severe |
Further Reading
- Assessment of Alcohol Withdrawal: The Revised Clinical Institute Withdrawal Assessment for Alcohol Scale (CIWA-Ar). Br J Addict. 1989;84(11):1353-1357. doi: 10.1111/j.1360-0443.1989.tb00737.x