Short-term outcomes and clinical efficacy of stereotactic body radiation therapy (SBRT) in treatment of adrenal gland metastases from lung cancer

Table 3 Univariate analysis for LC rate

	1-year LC rate (%)	2-year LC rate (%)	P Value
BED (Gy)
<85.5	92.3	23.1	0.007
≥ 85.5	100	100	0.007
Prescription dose (Gy)
<42	100	25.0	0.072
≥ 42	95.5	95.5	0.072
GTV (ml)
<30	100	100	0.003
≥ 30	92.9	23.2	0.003
Systemic therapy after SBRT
Yes	100	70.0	0.913
No	92.9	92.9	0.913
Tracking method
X-sight spine	95.2	81.6	0.869
synchrony respiratory motion	100	60.0	0.869

ISSN: 1748-717X