Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Hounsfield values in ROIs delineated on CT images before and post-RT.
| chemotherapy | no chemotherapy | p-value (t-test) | |
|---|---|---|---|
| (average ± sd) | (average ± sd) | ||
| Isoplan pre-RT | -815 ± 32 | -817 ± 32 | 0.419 |
| isoplan post-RT | -813 ± 43 | -818 ± 29 | 0.325 |
| boost post-RT | -789 ± 49 | -810 ± 47 | 0.118 |
