Table 1.

Comparison of the number of detected EICs (N = 50).

EIC	Number of resident-detected EICsa	Number of staff radiologist-detected EICsb	Significance
Hyperdense MCA sign	18 (36%)	7 (14%)	P < 0.0198
Hyperdense basilar sign	1 (2%)	0 (0%)	P < 1.0
Sulcal effacement	7 (14%)	0 (0%)	P < 0.0125
Basil ganglia hypodensity	7 (14%)	2 (4%)	P < 0.15
Loss of grey-white differentiation	10 (20%)	2 (4%)	P < 0.027

^aEIC detected with author-established Stroke Window settings.

^bEIC detected with standard windows settings.