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Table 3 Side-to-side differences of the mean arterial circumference (±SD) values and the coefficient of variance in 10 subjects

From: Measurement precision and biological variation of cranial arteries using automated analysis of 3 T magnetic resonance angiography

Artery

Day

Right

Left

P-value

Variance

MMA

1

4.17 mm (0.77)

4.18 mm (0.54)

0.958

9.3%

 

2

4.03 mm (1.00)

4.15 mm (0.65)

0.613

9.4%

MCA

1

9.35 mm (1.36)

8.83 mm (1.44)

0.155

6.4%

 

2

8.68 mm (0.80)

8.61 mm (0.94)

0.076

6.5%

  1. MMA = middle meningeal artery; MCA = middle cerebral artery; P-value: The paired samples t-test.
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The Journal of Headache and Pain

ISSN: 1129-2377

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