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Table 2 Univariate analyses of local progression-free survival (LPFS)

From: A scoring system to predict local progression-free survival in patients irradiated with 20 Gy in 5 fractions for malignant spinal cord compression

  LPFS at 6 months LPFS at 12 months p-value
Age
 ≤ 65 years 79 70  
 ≥ 66 years 74 69 0.23
Interval between initial tumor diagnosis and RT of MSCC
 ≤ 15 months 71 66  
 > 15 months 84 75 < 0.001
Visceral metastases at the time of RT
 No 83 78  
 Yes 67 48 < 0.001
Other bone metastases at the time of RT
 No 85 77  
 Yes 71 64 0.001
Type of primary tumor
 Breast cancer 88 80  
 Prostate cancer 80 72  
 Myeloma/lymphoma 93 89  
 Lung cancer 68 61  
 Unknown primary 66 66  
 Renal cell carcinoma 77 51  
 Colorectal cancer 41 41  
 Other tumors 60 60 < 0.001
Gender
 Female 81 73  
 Male 73 66 0.13
Time developing motor deficits prior to RT
 1–7 days 59 57  
 8–14 days 81 75  
 > 14 days 87 77 < 0.001
Gait function prior to RT
 Not ambulatory 70 63  
 Ambulatory 81 74 < 0.001
Number of vertebrae affected by MSCC
 1–2 83 74  
 3–4 75 69  
 ≥ 5 65 59 0.023
ECOG performance score
 1–2 87 78  
 3 69 64  
 4 55 55 < 0.001
  1. Bold values = significant p-values