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Table 2 Mutually adjusted odds ratio of extubation failure for the worst quartile of the differences between the start and end of the test for the parameters*

From: A pilot study of a new test to predict extubation failure

 

Odds ratio

95% confidence interval

Difference in mean blood pressure

2.67

0.30

23.93

Difference in heart rate

1.2

0.37

6.31

Difference in respiratory rate

0.62

0.16

2.41

Difference in PCO2

0.66

0.15

2.85

Age (one year)

1.02

0.98

1.06

Increased work of breathing (intercostal retraction)

56.67

3.55

905.41

  1. * This was measured in comparison to the rest of the quartiles (up to interruption in failed tests) and increased the work of breathing during the test.
  2. pCO2 = partial pressure of carbon dioxide.
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Critical Care

ISSN: 1364-8535