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Table 6 Numerical data of all three parameters according to the result distribution and differences of normalized values ​​according to the results with Mann Whitney U test

From: Comparison of ASL and DSC perfusion methods in the evaluation of response to treatment in patients with a history of treatment for malignant brain tumor

 

DSC nCBV

DSC nCBF

ASL nCBF

TCR

Mean

0.773 ± 0.58

0.603 ± 0.40

0.709 ± 0.61

Median

0.561 (0.062–2.554)

0.492 (0.127–2.143)

0.534 (0.134–3.336)

RRT

Mean

5.564 ± 9.07

2.543 ± 1.77

3.238 ± 4.06

Median

2.85 (0.572–43.145)

1.90 (0.674–9.212)

1.76 (0.178–22.885)

Mann Whitney

Z:

−7.363

−7.452

−5.553

U Test

p:

< 0.001

< 0.001

< 0.001

  1. ZMann Whitney U test