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Table 3 Clinical constraints and dose results for various indices

From: Approach and assessment of automated stereotactic radiotherapy planning for early stage non-small-cell lung cancer

Index Constraints Manual plan Automated plan P value
Mean SD Mean SD
PTV Dmin (Gy) > 45.5 48.4 0.5 48.4 0.3 0.837
PTV Dmax (Gy) < 70.0 66.7 2.5 69.8 2.1 0.594
PTV Dmean (Gy) 58.1 1.3 58.5 1.3 0.515
PTV HI 0.31 0.04 0.32 0.03 0.478
PTV CI > 0.8 0.87 0.04 0.88 0.03 0.157
Bronchus Dmax (Gy) < 30.0 9.3 12.5 9.8 10.7 0.841
Esophagus Dmax (Gy) < 32.5 5.9 6.0 6.5 5.8 0.472
Spinal Dmax (Gy) < 30.0 9.7 5.1 8.7 4.2 0.082
Rib Dmax (Gy) < 54.0 31.6 19.9 36.6 18.1 0.005
Heart Dmax (Gy) < 30.0 13.1 12.2 13.0 11.6 0.658
Lung Dmean (Gy) < 5.0 3.4 1.4 3.3 1.4 0.082
Lung V10 (%) < 15.0 9.7 4.3 9.2 4.1 0.050
Lung V20 (%) < 10.0 4.6 2.6 4.4 2.5 0.658
Total MU 1078 217 1054 198 0.594