Table 3 Numbers of IPF/UIP patients classified by the occurrence of an acute exacerbation and the extent of DAD.
| Extent of DAD | Accelerated exacerbation of IPF | No accelerated exacerbation of IPF |
|---|---|---|
| Widespread | 1 | 6 |
| Focal patches | 2 | 1 |
| No evidence | 0 | 1 |
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