# Segment statistics-PET volume statistics

**URL:** <https://discourse.slicer.org/t/segment-statistics-pet-volume-statistics/21252>\
**Category:** Support\
**Created:** [December 28, 2021, 4:51pm UTC](https://discourse.slicer.org/t/segment-statistics-pet-volume-statistics/21252 "2021-12-28T16:51:13Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![MPhilip](https://avatars.discourse-cdn.com/v4/letter/m/5f8ce5/32.png) [@MPhilip](https://discourse.slicer.org/u/MPhilip)\
**Post date:** [December 28, 2021, 4:51pm UTC](https://discourse.slicer.org/t/segment-statistics-pet-volume-statistics/21252/1 "2021-12-28T16:51:13Z")

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Operating system: Windows 11 home  
Slicer version:4.13.0-2021-12-22

I would like to calculate 42% SUVmax of the given segmented region. But from **segment statistics** module, I am unable to calculate the PET volume statistics. I can only see surface area and volume being calculated. I am not sure where I have gone wrong in this.  
Sharing a picture of my screen.

 ![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/9/0/902389c95b262f379a1f6393d72b4401fb27171d.png)

Thanks in advance