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Table 3 Time schedule for collection of data for the NORDSTEN/DS trial

From: Decompression alone versus decompression with instrumental fusion the NORDSTEN degenerative spondylolisthesis trial (NORDSTEN-DS); study protocol for a randomized controlled trial

 

Before operation

Hospital stay

3 months

12 months

2 years

5 years

10 years

X-rays

x

 

x

 

x

x

x

MRI scan

x

      

CT scan

    

x

  

Demographics

x

      

Lifestyles

x

      

PROMs

x

 

x

x

x

x

x

Operation data

 

x

     

Data from hospital stay

 

x

     

Complications, and reoperations

 

x

x

x

x

x

x

  1. MRI Magnetic resonance imaging, CT Computed tomography, PROMs Patient reported outcome measures