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. 2021 Apr 29;94(1122):20210001. doi: 10.1259/bjr.20210001

Table 4.

Specific challenges faced by centres in the clinical implementation of DIR

Answer choices Responses
Lack of appropriate tools for commissioning 55% 11
Lack of guidance at the time 50% 10
Software capability 40% 8
Did not know what tolerances to accept 25% 5
None 10% 2
 No manufacturer recommendations 5% 1

DIR, deformable image registration.

The percentages are relative to the 20 centres who were using DIR clinically at the time of the survey.