Does Time between Imaging Diagnosis and Initiation of Radiotherapy Impact Survival after Whole-Brain Radiotherapy for Brain Metastases?

Table 2

Median survival after whole-brain radiotherapy (WBRT). All 𝑃 values are 0.29 or worse.

Group	Median survival from WBRT	Median survival from diagnosis
Interval < 12 days	2.6 months	2.8 months
Interval ≥ 12 days	2.5 months	3.3 months
Start within 1 week	2.3 months	2.4 months
Start during week 2	2.2 months	2.6 months
Start during week 3	2.7 months	3.3 months
Start after > 3 weeks	2.8 months	4.2 months