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Table 2 Absolute MRI tumor volume measurements and regression before treatment, at first and at final brachytherapy during radiotherapy treatment of cervical cancer

From: Consecutive magnetic resonance imaging during brachytherapy for cervical carcinoma: predictive value of volume measurements with respect to persistent disease and prognosis

Evaluation

Observer 1

Observer 2

 

volume (cm3)

Δvolume(%)

volume (cm3)

Δvolume(%)

Local complete response (n:31)

 (a) MRI before treatment

33 (13–104)

-

33 (11–130)

-

 (b) MRI at the first BCT*

8.5 (0.4–28)

73 % (48–97)

8 (1–23)

73 % (37–95)

 (c) MRI at the final BCT*

3.7 (0–14)

88 % (75–100)

3.3 (0.5–9)

89 % (80–100)

Local residual tumor (n:4)

 (a) MRI before treatment

32 (15–44)

-

28 (19–37)

-

 (b) MRI at the first BCT

18 (14–23)

36 % (8–55)

16 (10–23)

39 % (21–68)

 (c) MRI at the final BCT

13 (4–15)

53 % (21–67)

11 (3–13)

55 % (28–74)

  1. *p ≤ 0.01 compared to the residual tumor group