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Table 1 Patient and lesion characteristics

From: Additional chemotherapy improved local control and overall survival after stereotactic body radiation therapy for patients with oligo-recurrence

  Patient total (n = 76) Lesion total (n = 114)
Age, Median (Range), years 69 (37–91)  
Gender, n (%)
ᅟMale 44 (58%)  
ᅟFemale 32 (42%)  
ECOG PS, n (%)
ᅟ0 42 (55%)  
ᅟ1–2 34 (45%)  
Single lesion, n (%) 57 (75%)  
Histology of primary lesion, n (%)
ᅟCRC 46 (61%) 73 (64%)
ᅟNon CRC 30 (39%) 41 (36%)
Previous local therapy, n (%) 8 (11%)  
Previous chemotherapy, n (%) 52 (68%) 83 (73%)
Posterior chemotherapy, n (%) 19 (25%) 30 (26%)
Metastatic location, n (%)
ᅟLung   70 (61%)
ᅟLiver   44 (39%)
MTD, Median (Range), mm   19 (5–57)
GTV, Median (Range), ml   3.2 (0.2–106.8)
PTV dose BED10, Median (Range), Gy   150 (81.3–180)
  1. ECOG Eastern Cooperative Oncology Group, PS performance status, CRC colorectal cancer, MTD maximum tumor diameter, GTV gross tumor volume, PTV planning target volume, BED biological effective dose