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Table 3 Mean Displacements and Variance

From: Comparative analysis of thermoplastic masks versus vacuum cushions in stereotactic body radiotherapy

 

MEAN

T- test Welch

Variance ANOVA test

TMP

VCS

Value

p-value

ratio (TMP/VCS)

p-value

Session 1

0.64

1.05

−3.91

0.0002

0.4007

0.0081

Session 2

0.49

1.02

−4.49

<0.0001

0.5921

0.1508

Session 3

0.56

0.97

−3.41

0.0011

0.3631

0.0075

  1. Abbreviation: TMP Thermoplastic Mask, VCS Vacuum cushion system