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Table 4 Cox model for predicting survival

From: Prediction of the survival and functional ability of severe stroke patients after ICU therapeutic intervention

Consideration

Risk Ratio

95% CI

p-value

Classes of mechanical ventilation

GCS at hospital administration

0.79

0.66 to 0.95

0.012

 

APACHE II at hospital admission

1.12

1.00 to 1.26

0.049

 

Duration of mechanical ventilation (categorical)

2.45

1.36 to 4.43

0.003

Number of days on mechanical ventilation

GCS at hospital admission

0.80

0.66 to 097

0.024

 

APACHE II at hospital admission

1.12

1.00 to 1.24

0.050

 

Duration of mechanical ventilation (days)

1.07

1.01 to 1.15

0.046