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Mean scores of Clinical Institute of Withdrawal Assessment (CIWA) relative to hours before and after initiation of dexmedetomidine therapy (Time zero, x-axis).
The CIWA scores declined in the 24 hours after dexmedetomidine initiation compared with 24 hours before (p < 0.01). Gray line at bottom represents the number of patients who had scores corresponding to times during the hospital stay.
