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. 2013 Aug 29;3(8):e003502. doi: 10.1136/bmjopen-2013-003502

TableĀ 4.

Overall obstacles to acquiring credentials

Obstacle N=31
Too many scans required 10
Too many true positives required 10
Medicolegal risks of incorrect interpretation 8
Shifts are too busy 20
Radiology is readily available 9

All survey respondents were asked to rank the above obstacles on a five-point Likert scale, with 1 being most important and 5 least important. The numbers in this table represent the total number of responders who ranked a given obstacle as 1 or 2.