Research Article
Associations between Inflammatory Cytokine Gene Polymorphisms and Susceptibilities to Intracranial Aneurysm in Chinese Population
Table 1
Characteristics of the study participants.
| | Variables | IA group | | | Total () | Single IA () | Multiple IAs () | Control group () |
| | Mean age, year (SD) | | | | | | Female, (%) | 267 (69.5) | 166 (66.9) | 101 (74.3) | 267 (69.5) | | Smoking, (%) | 59 (15.4) | 42 (16.9) | 17 (12.5) | 111 (28.9) | | Drinking, (%) | 36 (9.4) | 24 (9.7) | 12 (8.8) | 77 (20.1) | | Hypertension, (%) | 208 (54.2) | 127 (51.2) | 81 (59.6) | 200 (52.1) | | Diabetes, (%) | 24 (6.3) | 15 (6.0) | 9 (6.6) | 65 (16.9) | | Hyperlipemia, (%) | 22 (5.7) | 13 (5.2) | 9 (6.6) | 8 (2.1) | | Site of intracranial aneurysm, (%) | | | | | | Internal carotid artery | 287 (48.7) | 113 (45.6) | 174 (51.0) | — | | Middle cerebral artery | 114 (19.4) | 45 (18.1) | 69 (20.2) | — | | Anterior communicating artery | 61 (10.4) | 41 (16.5) | 20 (5.9) | — | | Anterior cerebral artery | 39 (6.6) | 15 (6.1) | 24 (7.1) | — | | Posterior communicating artery | 34 (5.8) | 18 (7.3) | 16 (4.7) | — | | Basilar artery | 30 (5.1) | 14 (5.6) | 16 (4.7) | — | | Posterior cerebral artery | 15 (2.5) | 2 (0.8) | 13 (3.8) | — | | Other | 9 (1.5) | — | 9 (2.6) | — |
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Significant in comparison with control ( ); SD: standard deviation. |
