Modelling of timing of interval CT for UKLS category 2 nodules
| Volume doubling time (days) | Initial volume (mm3) (diameter) | 1 year interval CT volume (diameter) | 2 year interval CT volume (diameter) |
| 100 (NSCLC) | 15 (3) | 180 (7 mm) | 1920 (15.4 mm) |
| 100 (NSCLC) | 49.9 (4.4) | 600 (10.4 mm) | 6400 (23 mm) |
| 30 (SCLC) | 15 (3) | 61 440 (49 mm) | 126 000 000 (622 mm) |
| 30 (SCLC) | 49.9 (4.4) | 102 400 (58 mm) | 419 000 000 (928 mm) |
| 400 | 15 (3) | 28 (3.8) | 53.5 (4.7) |
| 400 | 49.9 (4.4) | 94 (5.6) | 178 (7) |
The values in bold indicate patients that are likely to be incurable.
NSLC, non-small cell lung cancer; SCLC, small cell lung cancer.