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Table 1 Patient characteristics and SBRT treatment details

From: Lung metastases treated with stereotactic body radiotherapy: the RSSearch® patient Registry’s experience

Variable N (%)
Median Age, years (range) 69 (18–93)
Gender
 Male 223 (49.9%)
 Female 221 (49.4%)
 Not reported 3 (0.01%)
Median Karnofsky Performance Score (range) 90 (30–100)
Ethnicity  
 African-American 24 (5.4%)
 Asian 2 (0.5%)
 Caucasian 325 (72.7%)
 Hispanic 17 (3.8%)
 Other 1 (0.2%)
 Unknown 14 (3.1%)
 Not reported 64 (14.3%)
Prior Chemotherapy 220 (49.2%)
Median Lesion Volume, cc (range) 10.58 (0.1–654.5)
Primary Tumor Location
 Breast 41 (9.2%)
 Colorectal 115 (25.7%)
 Head & Neck 51 (11.4%)
 Lung 74 (16.6%)
 Kidney 36 (8.1%)
 Skin 29 (6.5%)
 Other 99 (22.1%)
 Not reported 2 (0.4%)
Median SBRT Dose, Gy (range) 50 (8–60)
Median Max Dose, Gy (range) 68.2 (10.3–78)
Median Number of Fractions (range) 3 (1–8)
Median Monte Carlo Dose, Gy (range) 45.6 (8–60)
Median Monte Carlo Dose (Gy) per Fraction 13 (2–40)
Median Monte Carlo BED, (range) 100 (9–204)