TABLE 1.

Patient Characteristics at the Time of the Inclusion in the Study

	Ruptured IAs	Unruptured IAs	p value
Patients	n = 17	n = 30
Age, years: median (IQR)	55 (44–64)	53 (44–64)	0.83
Sex, female: n (%)	14 (82)	22 (73)	0.72
Ethnicity: Eurasian: n (%)	15 (88)	30 (100)	0.13
Multiple aneurysms: n (%)	7 (41)	19 (63)	0.35
Previous aSAH: n (%)	1 (6)	4 (26)	0.64
Positive familial history for IA: n (%)	2 (12)	6 (23)	0.69
Smoker (former and current): n (%)	10 (59)	20 (67)	0.31
Hypertension: n (%)	5 (29)	15 (50)	0.35

Comparisons of medians and percentages have been performed using nonparametric Mann-Whitney U test or Fisher exact test, respectively.

Positive familial history for IA is defined as one or more 1st degree relative(s) with IA.

A current smoker is a patient currently smoking >300 cigarettes and a former smoker is a patient who smoked >300 cigarettes and who stopped at least 6 months ago.

Arterial hypertension is defined as blood pressure >140/90 mmHg independently of the existence or not of a treatment against hypertension.