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Table 1 Comparison of performance of CT scan with respect to clinical indication

From: Racial disparities in health care—emergency department management of minor head injury

 

Indigenous (percentage)

Non-indigenous (percentage)

p

   

OR

   

95% CI

CT scan performed when clinically indicated

12 (80%)

46 (92%)

0.34 (Fisher’s exact test)

0.35

0.07 to 1.77

CT scan not performed when clinically indicated

3 (20%)

4 (8%)

 

CT scan performed when not clinically indicated

2 (3%)

12 (8%)

0.36 (Fisher’s exact test)

0.4

0.09 to 1.84

CT scan not performed when not clinically indicated

56 (97%)

134 (92%)

 
  1. p = 0.34 (Fisher’s exact test), OR 0.35 (95% CI = 0.07 to 1.77)
  2. p = 0.36 (Fisher’s exact test), OR 0.4 (95% CI = 0.09 to 1.84)