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Table 1 Patients baseline characteristics (n = 40)

From: Long-term results of radiotherapy in anaplastic thyroid cancer

Age (in years/range) 38-84
Sex  
65%
35%
N stage  
N0 23%
N1 39%
N3 3%
Distant metastasis  
At diagnosis 22.5%
In the course of treatment 27.5%
Surgery  
Total thyroidectomy 68%
Subtotal thyroidectomy 12%
Resection status  
R0 10%
R1 50%
R2 7.5%
Rx 32.5%
Removal of lymph nodes 32.5%
Chemotherapy 15%
Radiotherapy: 97.5%
Opposing field technique 49.5%
3-d-conformal technique 14%
Combination of both 32.5%
Period between operation and radiation (in days/range) 13 (2–399)
Median applied dose (Gy/range) 50 (6–60.4)
Fractionation schedules  
Daily radiation 87.5%
Twice daily radiation 7.5%
Radiation every second day 7.5%