Table 2. Failure patterns and progression-free survival.

Failure after SBRT	Number of treated lesions (%)
Target-lesion	13 (7.0)
In-lobe	41 (22.2)
Regional	44 (23.8)
Distant	48 (25.9)
Progression Free Survival (from all lesion data)	(%)
Target failure-free survival
Two year	94.4
Three year	90.8
In-lobe failure-free survival
Two year	82.4
Three year	72.9
Regional failure-free survival
Two year	81.1
Three year	70.3
Distant metastases-free survival
Two year	81.8
Three year	67.9
Progression-free survival
Two year	61.1
Three year	43.0
Five year	41.6
Overall Survival	(%)
Two year	87.9
Three year	60.2
Five year	43.0