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Table 5 Optimal cut-off points for the CoV% of each breathing pattern component and estimates of the area under the curve (AUC)

From: Changes in quantifiable breathing pattern components predict asthma control: an observational cross-sectional study

Breathing component

Optimal cut-off pointa

AUC

Std error

95% CI

p

CoVRR (%)

> 7.40

0.824

0.039

0.747–0.900

0.000*

CoVTi/Te (%)

> 21.66

0.837

0.038

0.763–0.911

0.000*

CoVRCampe/ABampe (%)

> 18.78

0.773

0.044

0.686–0.859

0.000*

  1. aOptimal cut-off points were selected as the closest points from the left corner of the individual ROC curves for the CoV% of each breathing paramete
  2. *significant result was defined at p < 0.01