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Table 3 Stratified analyses for association between dexmedetomidine and ICU length of stay

From: Association between dexmedetomidine use for the treatment of alcohol withdrawal syndrome and intensive care unit length of stay

Alcohol withdrawal severity

Unadjusted (univariate) models

Adjusted models**

Ratio*

95% confidence interval

p value

Ratio*

95% confidence interval

p value

Mild (admission CIWA 1–10) (n = 112)

1.99

1.37, 2.91

0.0003

2.23

1.58, 3.15

< 0.0001

Moderate (admission CIWA 11–20) (n = 182)

2.50

1.95, 3.21

< 0.0001

2.51

1.98, 3.18

< 0.0001

Severe (admission CIWA > 20) (n = 144)

1.88

1.45, 2.44

< 0.0001

1.99

1.44, 2.74

< 0.0001

  1. *Relative mean number of ICU LOS hours: dexmedetomidine plus benzodiazepine to benzodiazepine alone group
  2. **Adjusted for age, gender, BMI, and pre-ICU length of stay