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. Author manuscript; available in PMC: 2018 Jul 28.
Published in final edited form as: Phys Med Biol. 2018 Jul 19;63(14):145020. doi: 10.1088/1361-6560/aacd22

Table 3.

Comparison with studies using CT for esophageal cancer response evaluation. Negative sign (−) indicates shrinkage.

Study Patient number Follow-up CT Change in tu mor volume Sensitivity Specificity AUC p Response criteria
Responders Non-responders
Jones et al. (Jones et al., 1999) 50 4-5 w post-Chemo −11.6% (tumor length)
−33.3% (esophageal wall thickness)
65% 33% 0.22 AJCCa
van Heijl et al. (van Heijl et al., 2011) 39 14 d during CRT 12% 22% 19% 92% 0.63 0.18 Mandardb
Beer et al. (Beer et al., 2006) 21 14 d during Chemo −24% −16% 100% 53% 0.73 0.04 Mandardb
Griffith et al. (Griffith et al., 1999) 45 6 d (1-17d) post-CRT ~−55% ~−35% 0.58 Mandardb
Conventional volume change+ 20 4-6 w post-CRT −33% −36% 64% 67% 0.58 0.6 Mandardb
Jacobian map −20% 5% 94.4% 91.8% 0.94 0.0002
a

American Joint Committee on Cancer (Edge and Compton, 2010).

+

Current study.