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Table 1 Patient and tumor characteristics

From: Stereotactic body radiotherapy for centrally located early-stage non-small cell lung cancer or lung metastases from the RSSearch® patient registry

  Primary NSCLC N (%) Lung Metastases N (%) p-value
Number of Patients 47 64  
Age (years)    < 0.001
 Median 74 65  
 Range (41 – 93) (35 – 84)  
Gender    0.258
 Male 28 (60 %) 31 (48 %)  
 Female 19 (40 %) 33 (52 %)  
KPS (%)    0.678
 Median 80 80  
 Range 60 – 100 60 – 100  
Prior Treatments    
 None 36 (77 %) 17 (30 %)  
 Chemotherapy 8 (17 %) 39 (68 %)  
 Surgery 3 (6 %) 15 (26 %)  
 Immunotherapy 0 (0 %) 5 (9 %)  
 Radiofrequency Ablation 0 (0 %) 2 (4 %)  
 Other 2 (4 %) 3 (5 %)  
Tumor Volume (cc)    0.117
 Median 24.4 20.6  
 Range (2 – 280) (0.3 – 147)  
TNM status (n = 48)    
 T1N0M0 27 (56 %)   
 T2N0M0 21 (44 %)   
Tumor Histology (n = 48)    
 Adenocarcinoma 3 (6 %)   
 Squamous Cell Carcinoma 22 (46 %)   
 NSCLC not specified 23 (48 %)