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Table 4 Overview of differences in ICU performance metrics between weekday and weekend patients

From: Examining the weekend effect across ICU performance metrics

Care metric

Week, n = 1449

Weekend, n= 259

Effect size (P)

Scorecard

Deliver safe care

    

VAP rate

1%

3%

4.16OR (.004)

OCCUBS

CLI rate

0%

0%

NA

OCCUBS

Optimize patient flow

    

ICU length of stay

4.48 days

6.72 days

0.35CD (<.001)

OCCUBS

Access

    

Admission to (ICU) bed, > 90 min

51%

65%

1.82OR (<.001)

OCCUBS

Night-time discharge rate (10:00 PM–7:00 AM)

10%

16%

1.83OR (.002)

OCCUBS

Ventilation and weaning

    

Unplanned extubation

0.3%

0.8%

2.81OR (.23)

OCCUBS

% of patients maintained on a ventilator

78%

60%

0.41OR (<.001)

CCMQS

Reintubation rate, < 48 h after planned extubation

11%

19%

2.08OR (.002)

CCMQS

Fluid balance

    

Median fluid balance

2.96 L

3.27 L

0.21CD (.03)

CCMQS

Median fluid balance/24 h

0.18 L

0.14 L

0.09CD (.03)

CCMQS

Prevention

    

% of patient days with blood glucose >120 mg/dL

85%

83%

0.06CD (.38)

OCCUBS

% patient days with central line

49%

48%

0.01CD (.008)

OCCUBS

  1. OCCUBS Ontario Critical Care Unit Balanced Scorecard, CCMQS Critical Care Medicine-specific Quality Scorecard, VAP ventilator-acquired pneumonia, CLI central line infection, OR odds ratio, CD Cohen’s d