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Table Overall sensitivity, specificity and predictive values of Power Doppler and conventional imaging.

From: A comparison of Power Doppler with conventional sonographic imaging for the evaluation of renal artery stenosis

 

Power Doppler

95% CI

Conventional imaging

95% CI

Sensitivity

100%

66%–100%

56%

21%–86%

Specificity

93%

76%–99%

93%

76%–99%

Positive Predictive Value

82%

48%–98%

71%

29%–96%

Negative Predictive Value

100%

86%–100%

86%

68%–96%

p (Fisher's exact test)

< 0.0001

 

0,0056