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Table 5 Subset analysis in the post-CDSS intervention group comparing admission and CT head rates when the CDSS was completed versus when it was not completed. A two-tailed Z-value is provided along with the confidence level (CL%) at which the two rates are deemed to be statistically significant

From: Knowledge translation of the American College of Emergency Physicians’ clinical policy on syncope using computerized clinical decision support

 

Total

CDSS completed

CDSS NOT completed

Z-value (CL%)

N

301

87

214

 

No. admitted (%)

182 (60.5 ± 5.5)

45 (51.7 ± 10.6)

137 (64.0 ± 6.4)

1.96 (95.0%)

# CTs done (%)

130 (43.2 ± 5.6)

38 (43.7 ± 10.5)

92 (43.0 ± 6.6)

0.03 (2.4%)