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Table 2 Adaptive versus scheduled (non-adapted) PTV dosimetric comparison

From: Real world clinical experience using daily intelligence-assisted online adaptive radiotherapy for head and neck cancer

Target

Sessions evaluated

Daily mean difference adapted versus scheduled (CI)

p-value

Change per additional session

p-value

Interaction between session and group (p-value)

Mean PTV70

V95

764

1.2% (0.7–1.6%)

 < 0.001

0.003% (− 0.012% to 0.002%)

0.678

0.982

PTV70 Dmax

764

− 1.4% (0.9–1.7%)

 < 0.001

0.019% (0.005% to 0.033%)

0.009

0.814

Mean PTV59.5

V95

764

7.2% (5.0–9.5%)

 < 0.001

0.2% (− 0.306% to 0.101%)

0.832

0.752

Mean PTV56

V95

662

6.0% (3.0–9.0%)

 < 0.001

0.06% (0.03% to 0.09%)

 < 0.001

0.261