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Table 2 Univariate analyses for local control (LC) and overall survival (OS)

From: Stereotactic body radiotherapy using gated radiotherapy with real-time tumor-tracking for stage I non-small cell lung cancer

  P value
Variables LC OS
Tumor site   
  Lower lobe vs. others 0.25 0.16
Gender   
  Female vs. others 0.02* 0.66
T stage   
  T1a vs. others 0.06 0.01*
Primary histology   
  Adenocarcinoma vs. others 0.16 0.53
Maximum amplitude of marker movement   
  ≥ 3 cm vs. < 3 cm 0.06 0.16
FDG-PET before SBRT (n)   
  yes vs. no 0.03* 0.30
Dose prescription (n)   
  48Gy/4fr at isocenter vs. 40Gy/4fr to the 95% volume of PTV 0.35 0.38
  1. *, significant (p < 0.05).