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Table 1 Participants’ average knowledge score according to years of experience

From: Assessment of diagnostic reference levels awareness and knowledge amongst CT radiographers

Participants’ experience

Number (N)

Average score

Standard deviation

< 3yrs

19

4.0

1.7

4-10yrs

17

4.1

1.8

>10yrs

12

3.2

0.8

Total

48

3.8

1.6