Skip to main content

Table 5 Correlation coefficient between measured values of IOS parameters and predicted values of this prediction equation and lechtenboerger reference equation (r value)

From: Reference values of impulse oscillometry (IOS) for healthy Chinese children aged 4–17 years

  Lechtenbörger reference equation The present study equation Lechtenbörger reference equation The present study equation
  Boys Girls
Zres 0.479 0.643 0.797 0.606
R5 0.439 0.622 0.792 0.602
R20 0.018 0.568 0.139 0.512
X5 0.390 0.516 0.262 0.502
Fres   0.530   0.494