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Table 6 Contingency table comparing MIP with MIP + source data for assessable segments below the knee demonstrating a small but significant difference in proportions

From: Impact of source data on the interpretation of contrast-enhanced magnetic resonance angiography of the lower limbs

 

MIP and source data

 

Total

MIP

Assessable

NSVC

 

Assessable

534

0

534

NSVC

8

34

42

Total

542

34

576

Difference of proportions (95% confidence intervals)

-0.014 (-0.014 to -0.004)

Two-tailed p (McNemar)

0.008