IGRT 2016 Madrid

Respiratory monitoring system

1.8

Oxygen Mask No Mask

1.6

1.4

1.2

1

0.8

0.6

Breathing Amplitude [cm]

0.4

0.2

0

1

2

3

4

5

6

7

8

9

Patient

M = 29%, SD = 19%, p = 0.0017

Relative change in breathing amplitude

60