Initial Aneurysm Diameter

Year 5

Year 10

Year 15

Year 20

Year 25

Year 30

Method A

“4.6 - 9.4 mm”

3.9

(0.26 - 58.47)

2.9

(0.56 - 14.82)

2.4

(0.70 - 8.10)

2.1

(0.78 - 5.68)

1.9

(0.83 - 4.50)

1.8

(0.85 - 3.81)

Method A

“9.5 mm or More”

70.8 (5.77 - 867.83)

40.8

(7.71 - 216.12)

28.9

(7.17 - 116.60)

22.5

(6.25 - 81.09)

18.6

(5.40 - 63.96)

16.0

(4.71 - 54.62)

Method B

“3.5 - 10.5 mm”

3.6

(0.18 - 71.39)

2.6

(0.45 - 14.84)

2.1

(0.61 - 7.59)

1.9

(0.70 - 5.20)

1.8

(0.75 - 4.07)

1.6

(0.78 - 3.44)

Method B

“10.6 mm or More”

94.7

(5.00 - 1796.64)

53.7

(8.08 - 356.48)

37.7

(7.91 - 180.17)

29.4

(6.99 - 123.30)

24.3

(6.04 - 97.44)

20.9

(5.21 - 83.51)

Absolute Amount of Growth

Year 5

Year 10

Year 15

Year 20

Year 25

Year 30

0.8 mm Cutoff

2.8 (0.49 - 15.67)

2.6 (0.75 - 9.24)

2.4 (0.84 - 6.63)

2.2 (0.88 - 5.24)

2.0 (0.90 - 4.42)

1.9 (0.90 - 3.89)

0.9 mm Cutoff

3.3 (0.58 - 18.74)

3.0 (0.85 - 10.83)

2.7 (0.94 - 7.67)

2.4 (0.96 - 5.99)

2.2 (0.96 - 4.99)

2.0 (0.96 - 4.36)

1.0 mm Cutoff

4.1 (0.71 - 23.94)

3.7 (1.02 - 13.68)

3.2 (1.09 - 9.54)

2.8 (1.09 - 7.37)

2.6 (1.07 - 6.08)

2.3 (1.05 - 5.25)

Yearly Growth Rate

Year 5

Year 10

Year 15

Year 20

Year 25

Year 30

0.36 mm/year Cutoff

2.7 (0.48 - 15.01)

2.6 (0.76 - 9.07)

2.4 (0.88 - 6.65)

2.2 (0.94 - 5.33)

2.1 (0.97 - 4.55)

2.0 (0.99 - 4.06)