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 | ||