Table 3 Fine and Gray regression analysis
From: Organizing pneumonia after stereotactic ablative radiotherapy of the lung
| Â | Patient number | HR | (95% CI) | p-value | |
|---|---|---|---|---|---|
Total | (with OP) | ||||
Dose (Gy/fractions) | Â | Â | Â | Â | 0.4 |
   48/4 | 97 | (2) | 1 |  |  |
   50/4 | 26 | (2) | 3.21 | (0.47 -21.86) |  |
   52/4 and other | 66 | (5) | 2.56 | (0.57 -11.53) |  |
PTV (cm 3 ) | Â | Â | Â | Â | 0.4 |
   4.5 -44.2 | 93 | (1) | 1 |  |  |
   44.2 -71.6 | 48 | (3) | 5.98 | (0.65 -54.7) |  |
   71.6 -192 | 48 | (5) | 7.46 | (0.84 -66.3) |  |