Table 3.
Bronchodilator Response Assessed by Forced Oscillation Technique Parameters as Compared With Spirometry
| BDR Assessed by Spirometrya |
|||
|---|---|---|---|
| Present | Absent | ||
| BDR assessed by R5: | Present | 4 | 6 |
| Absent | 10 | 32 | |
| BDR Assessed by Spirometrya |
|||
|---|---|---|---|
| Present | Absent | ||
| BDR assessed by X5: | Present | 11 | 10 |
| Absent | 3 | 28 | |
| BDR Assessed by Spirometrya |
|||
|---|---|---|---|
| Present | Absent | ||
| BDR assessed by AX: | Present | 12 | 15 |
| Absent | 2 | 23 | |
Data presented indicate the number of subjects by cross-tabulation. See Table 2 legend for expansion of abbreviations.
a
Spirometric BDR defined as ≥ 200 mL and ≥ 12% improvement in FEV1 and/or FVC.