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. Author manuscript; available in PMC: 2014 Feb 1.
Published in final edited form as: Am J Clin Oncol. 2013 Feb;36(1):24–30. doi: 10.1097/COC.0b013e31823fe481

Table 3.

Improvement in Heart Dose Parameters with ABC Treatments

Parameter Free
Breathing 		mDIBH
ABC 		Relative
Reduction 		p-value
Heart Vol Treated 2.3 mL 0.79 mL 66% <0.0001
Mean Heart Dose 4.2 Gy 2.5 Gy 40% <0.0001
Dose/Vol Parameters
     Heart V30 3.2% 0.39% 88% <0.0001
     Heart V25 3.8% 0.52% 86% <0.0001
     Heart V20 4.3% 0.69% 84% <0.0001
     Heart V15 5.1% 0.95% 81% <0.0001
     Heart V10 6.4% 1.5% 77% <0.0001
     Heart V5 12% 5.1% 58% <0.0001

For 34% of patients, the heart V25 was 0% for the delivered mDIBH plan.