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Table 2 Patients' characteristics

From: The impact of radiotherapy in the treatment of desmoid tumours. An international survey of 110 patients. A study of the Rare Cancer Network

Factor

Total No.

Surgery and radiotherapy

Surgery alone

P-value

Follow-up (yrs)

0 (1–44)

7.8 (0.6 – 44.3)

3.1 (0.1 – 24.9)

< 0.0001

Age (yrs)

33 (1–78)

33 (1–78)

32 (1–65)

n.s.*

Gender

    

   Male

32 (29%)

20 (29%)

12 (29%)

n.s.

   Female

78 (71%)

48 (71%)

30 (71%)

 

Tumour localization

   

0.003

   Abdominal wall, testicular sheath

25 (23%)

10 (15%)

15 (36%)

 

   Head and neck

7 (6%)

6 (9%)

1 (2%)

 

   Extremities, shoulder girdle, hip

56 (51%)

43 (63%)

13 (31%)

 

   Trunk, pelvis, breast

22 (20%)

9 (13%)

13 (31%)

 

Resection margin

   

0.004

   R0

16 (14%)

4 (6%)

12 (29%)

 

   R1

47 (43%)

36 (53%)

11 (26%)

 

   R2

20 (18%)

14 (21%)

6 (14%)

 

   R3

13 (12%)

7 (10%)

6 (14%)

 

   Unknown

14 (13%)

7 (10%)

7 (17%)

 

Number re-operations

2.3/2.0 (1–12)

2.65/2.0 (1–7)

1.74/1.0 (1–12)

< 0.0001

Radiotherapy dose

56.5/59.4

57.4/59.4

-

-

   > 50 Gy

58 (53%)

58 (85%)

-

 

   < = 50 Gy

8 (8%)

8 (12%)

-

 

   No dose, unknown

44 (39%)

2 (3%)

-

 

Fraction size

2.28/2.0

2.29/2.00

-

-

   >= 2 Gy

40 (36%)

40 (59%)

-

 

   < 2 Gy

15 (14%)

15 (22%)

-

 

   No dose, unknown

55 (50%)

13 (19%)

-

 

Indication radiotherapy

    

   Adjuvant

24 (22%)

24 (35%)

-

-

   At recurrence

39 (35%)

39 (57%)

-

 

   Primary

5 (4%)

5 (7%)

-

 

Etiological factor

    

   Yes

44 (40%)

29 (43%)

15 (36%)

n.s.

   No

66 (60%)

39 (57%)

27 (64%)

 
  1. Numbers present: median (range), mean/median (range), no. (%).
  2. Abbreviation: *n.s.: not significant