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Table 1 Changes in GTV volume between pre- and mid-treatment images

From: Accuracy of deformable image registration for contour propagation in adaptive lung radiotherapy

Patient Pre-treatment Mid-treatment % difference
1 15.8 14.5 8.2
2 150.5 106.2 29.4
3 96.6 111.4 -15.3
4 39.4 39 1.0
5 32.9 26.4 19.8
6 7.9 7.8 1.3
7 55.8 47 15.8
8 59.6 65.7 -10.2
9 158.6 120.9 23.8
10 18.7 17.2 8.0
11 115.7 104.3 9.9
12 17.9 17.3 3.4
13 3.1 2.9 6.5
14 182.1 148.8 18.3
15 46.3 56.9 -22.9
16 10.9 10.3 5.5
17 66.6 65.5 1.7
Average 63.44 56.59 6.1