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. 2013 Jan 10;8(1):e53799. doi: 10.1371/journal.pone.0053799

Table 2. PTV and tumour motion characteristics.

Patient/lesion Mean GTV/cm3 ITV/cm3 PTV/cm3 Maximum motion of tumour centre/cm
Patient 1 Ventral PTV 7.2 11.1 33.8 0.45
Patient 1 Dorsal PTV 4.5 9.9 31.3 1.28
Patient 2 4.3 7.0 24.3 0.44
Patient 3 2.5 4.4 17.7 0.24
Patient 4 10.1 15.5 45.0 0.80