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Table 2 Bivariable crude odds ratio and multivariable adjusted odds ratio of factors associated with aneurysm rupture

From: Risk factors for aneurysm rupture among Kazakhs: findings from a national tertiary hospital

Variable

COR (95% CI)

p-value

AOR (95% CI)

p-value

Age (years)

 16–40

Reference

 < 0.001

Reference

 < 0.001

 41–49

0.57 (0.36 ± 0.92)

 

0.23 (0.12 ± 0.44)

 

 50–56

0.58 (0.35 ± 0.95)

 

0.16 (0.08 ± 0.32)

 

 57–81

0.35 (0.22 ± 0.55)

 

0.07 (0.03 ± 0.14)

 

Sex

 Female

Reference

 < 0.001

Reference

0.5

 Male

1.78 (1.29 ± 2.46)

 

1.17 (0.74 ± 1.86)

 

Aneurysm size

 Small, < 6 mm

Reference

 < 0.001

Reference

 < 0.001

 Medium, ≥ 6 mm or < 15

0.63 (0.44 ± 0.91)

 

0.71 (0.47 ± 1.09)

 

 Large, ≥ 15 mm or < 25 mm

0.28 (0.17 ± 0.47)

 

0.48 (0.26 ± 0.9)

 

 Giant, ≥ 25 mm

0.13 (0.07 ± 0.23)

 

0.22 (0.1 ± 0.47)

 

Location

 ICA

Reference

 < 0.001

Reference

 < 0.001

 ACA

7 (4.43 ± 11.05)

 

5.43 (3.16 ± 9.33)

 

 MCA

3.02 (2.03 ± 4.48)

 

2.5 (1.57 ± 4.01)

 

 PCA

1.14 (0.59 ± 2.23)

 

0.95 (0.44 ± 2.06)

 

Arterial hypertension

 Normal

Reference

 < 0.001

Reference

 < 0.001

 Stage 1 hypertension

0.71 (0.35 ± 1.43)

 

1.39 (0.52 ± 3.72)

 

 Stage 2 hypertension

1.11 (0.74 ± 1.66)

 

2.9 (1.6 ± 5.24)

 

 Stage 3 hypertension

2.94 (2.01 ± 4.31)

 

12.4 (6.71 ± 22.91)

 

Smoking

 No

Reference

 < 0.001

Reference

0.03

 Yes

3.03 (1.99 ± 4.61)

 

1.86 (0.77 ± 3.31)