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Table 1 Time to reach 2-fold or 5-fold of the starting volume for the five different tumour models and 4 different treatment arms

From: Effect of combined irradiation and EGFR/Erb-B inhibition with BIBW 2992 on proliferation and tumour cure in cell lines and xenografts

 

Carrier

BIBW 2992

15f/15d + carrier

15f/15d + BIBW 2992

A7 -Glioblastoma

GDV2(95% C.I.)

6 d (6; 7)

6.5 d (4; 8)

16 d (7; 48)

59.5 d (24; 65)

ER/p-value

1.08/1.00

3.72/0.01

GDV5(95% C.I.)

12 d (11; 13)

16 d (13; 21)

56 d (53; 64)

67 d (56; 72)

ER/p-value

1.33/0.01

1.20/0.02

FaDu–SCC from the head and neck

GDV2(95% C.I.)

4 d (3; 5)

51 d (35; 65)

45 d (41; 48)

49 d (40; 52)

ER/p-value

12.75/<0.0001

1.09/0.63

GDV5(95% C.I.)

11.5 d (10; 16)

90 d (55;112)

54 d (47; 64)

56 d (49; 63)

ER/p-value

7.83/<0.0001

1.04/0.87

UT-SCC-14 – SCC from the head and neck

GDV2(95% C.I.)

7.5 d (6; 9)

n. a.

50 d (41; 103)

61 d (51; 85)

ER/p-value

n. a.

1.22/0.30

GDV5(95% C.I.)

21 d (17; 26)

n. a.

65 d (53; 122)

91.5 d (79; 111)

ER/p-value

n. a.

1.41/0.15

A431–SCC from the cervix

GDV2(95% C.I.)

4.5 d (4; 7)

n. a.

38 d (5; 43)

72 d (64; 84)

ER/p-value

n. a.

1.89/<0.0001

GDV5(95% C.I.)

14.5 d (9; 15)

n. a.

62.5 d (52; 66)

122 d (64; 141)

ER/p-value

n. a.

1.95/0.0050

UT-SCC-15 –SCC from the head and neck

GDV2(95% C.I.)

5 d (5; 8)

n. a.

34 d (15; 42)

56.5 d (48; 148)

ER/p-value

n. a.

1.66/0.03

GDV5(95% C.I.)

16 d (14; 20)

n. a.

50 d (43; 100)

109 d (61; 182)

ER/p-value

n. a.

2.18/0.04

  1. ER and p-values in comparison to control groups. n.a. – not applicable (tumours did not reach these endpoints).