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Table 5 Length of stay results

From: The impact of open versus closed format ICU admission practices on the outcome of high risk surgical patients: a cohort analysis

 

Open format ICU

1996-1998

(N = 230)

Closed format ICU

2003-2005

(N = 228)

Mean difference (95% confidence interval)

P-value

Hospital LOS:

    

   Overall

16.9 (17.5)

21.2 (24.3)

4.2 (0.2-8.3)

0.04

   Survivors

18.3 (15.0)

21.9 (25.0)

3.6 (-0.9-8.0)

0.12

   Non-survivors

12.4 (23.6)

16.8 (19.4)

4.4 (-5.9-14.7)

0.40

ICU LOS:

    

   Overall

2.5 (4.1)

4.8 (9.3)

2.2 (0.9-3.6)

< 0.01

   Survivors

1.7 (2.7)

4.3 (8.5)

2.6 (1.2-3.9)

< 0.01

   Non-survivors

5.0 (6.2)

7.4 (12.4)

2.4 (-1.4-6.2)

0.21

  1. Values are mean (sd) unless indicated otherwise. ICU: Intensive Care Unit; sd: standard deviation; LOS: length of stay.