From: Prediction of BOS by the single-breath nitrogen test in double lung transplant recipients
Dimension | Cut off value | NoBOS | BOS | BOS 0-p | ||||
---|---|---|---|---|---|---|---|---|
Normal | Abnormal | Normal | Abnormal | Normal | Abnormal | |||
FEV1 | % basal | < 90 | 264 | 28 | 0 | 37 | 0 | 7 |
FVC | % basal | < 90 | 276 | 11 | 8 | 27 | 5 | 1 |
N2 slope | % basal | > 299 | 240 | 12 | 12 | 13 | 4 | 3 |
FEV1 | % pred. | < 49 | 279 | 14 | 12 | 24 | 7 | 0 |
FVC | % pred. | < 52 | 275 | 13 | 24 | 10 | 6 | 0 |
N2 slope | % pred. | > 478 | 234 | 18 | 1 | 24 | 0 | 7 |