Pre-ruptured group (n = 4)

Unruptured group (n = 4)

p value^*

Mean age ± SD, y

60.2 ± 5.4

60.5 ± 6.4

0.982

Male sex, n (%)

1/4

2/4

0.873

Hypertension, n (%)

3/4

2/4

0.658

Maximum size ± SD, mm

15.7 ± 4.3

13.4 ± 3.1

0.334

Size ratio (SR)

3.7 ± 1.2

3.2 ± 0.9

0.417

Aspect ratio (AR)

1.8 ± 0.7

1.5 ± 0.3

0.039

Irregular shape, n (%)

4/4

0/4

0.000