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Table 2 Statistical analysis results of patient-specific QA

From: A systematic study of independently-tuned room-specific PBS beam model in a beam-matched multiroom proton therapy system

Comparison

Malignancy

Criteria

Difference (%)

t/p

r(p)

M2G2 versus M4G2

Prostate

2 mm/3%

0.09

0.442/0.661

0.847(0.00)

  

3 mm/3%

0.07

0.907/0.371

0.866(0.00)

 

Lung

2 mm/3%

0.41

1.992/0.054

0.829(0.00)

  

3 mm/3%

0.15

1.306/0.200

0.754(0.00)

 

NPC

2 mm/3%

 − 0.09

 − 0.229/0.820

0.432(0.00)

  

3 mm/3%

0.22

1.865/0.071

0.604(0.00)

M2G4 versus M4G4

Prostate

2 mm/3%

 − 0.09

 − 0.705/0.486

0.916(0.00)

  

3 mm/3%

 − 0.10

 − 1.399/0.171

0.865(0.00)

 

Lung

2 mm/3%

0.10

0.470/0.641

0.788(0.00)

  

3 mm/3%

0.21

1.788/0.082

0.732(0.00)

 

NPC

2 mm/3%

 − 0.25

 − 0.809/0.424

0.589(0.00)

  

3 mm/3%

0.17

1.367/0.180

0.575(0.00)