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Table 2 Association between patient, tumor features and response to radiotherapy, 3 months after completion

From: Biomarkers of resistance to radiation therapy: a prospective study in cervical carcinoma

Features

Responders

non-responders

Value - p

(n = 92)

(n = 35)

Median Age, years (SD)

47.5 (11.9)

49.9 (12.6)

0.17

Median Tumor size, cm (SD)

6.4 (2.0)

6.7 (2.1)

0.58

FIGO staging, number of patients (%)

  

0.26*

   IIB

36 (78.3)

10 (21.7)

 

   IIIB

56 (69.1)

25 (30.9)

 

Differentiation degree, number of patients (%)

   Well

7 (77.8)

2 (22.2)

0.62*

   Moderetaly

65 (75.6)

21 (24.4)

 

   Poorly

11 (64.7)

6 (35.3)

 

Treatment type, number of patients (%)

  

0.21*

Exclusive EBRT + Brachytherapy

36 (66.7)

18 (33.3)

 

Chemo-Radiotherapy + Brachytherapy

56 (76.7)

17 (23.3)

 

Protein Expression, number of patients (%)

CAIX

   

  Negative

63 (70)

27 (30)

0.02**₤

  Positive

19(95)

1 (5)

 

HIF1 α

  Negative

27 (81.8)

6 (18.2)

0.14*₤

  Positive

63 (68.4)

29 (31.6)

 

GLUT1

  Negative

52 (72.2)

20 (27.8)

0.44*₤

  Positive

30 (78.9)

8 (21.1)

 

IGF1R α

  Negative

17 (65.3)

9 (34.7)

0.39*₤

  Positive

73 (73.7)

26 (26.3)

 

IGF1R β

  Negative

22 (75.8)

7 (24.2)

0.59*₤

  Positive

68 (70.9)

28 (29.1)

 

Survivin

  Negative

11 (78.6)

3 (21.4)

0.67*₤

  Positive

74 (73.3)

27 (26.7)

 

Impact of anemia, number of patients (%)

  Hb > 11 g/dl

71 (78)

20 (21.9)

0.02*

  Hb ≤ 11 g/dl

21 (58.3)

15 (41.6)

 
  1. SD: standard deviation, FIGO: International Federation of Gynecology and Obstetrics, EBRT: external beam radiotherapy
  2. *Chi2 test
  3. **Exact fisher test
  4. ₤Type I error is set to 0.0085 in order to correct for multiple testing, based on the Dunn-Sidak’s method