Table 1

Patients' demographics and medical history

MSIG
(n=12)		CG1
(n=10)		P valueCG2
(n=25)		P value
Male sex; n (%)6 (50.0)4 (40.0)0.970*10 (40.0)1.000*
Age; median (range)75 (65–86)79 (61–87)0.469†79 (60–90)0.831†
Arterial hypertension; n (%)11 (91.7)9 (90.0)1.000*23 (92.0)1.000*
Diabetes mellitus; n (%)5 (41.7)3 (30.0)1.000*2 (8.0)0.051*
Hyperlipidemia; n (%)5 (41.7)4 (40.0)1.000*11 (44.0)1.000*
Body mass index; median (IQR)31.4 (26.3–36.4)25.1 (20.8–34.0)0.009†27.0 (23.9–37.0)0.017†
Stroke or TIA; n (%)2 (16.7)2 (20.0)1.000*5 (20.0)1.000*
Coronary heart disease; n (%)4 (33.3)3 (30.0)1.000*9 (36.0)1.000*
Atrial fibrillation; n (%)7 (58.3)6 (60.0)1.000*11 (44.0)0.990*
Smoking; n (%)1 (8.3)3 (30.0)0.589*3 (12.0)1.000*
Alcohol abuse; n (%)0 (0.0)0 (0.0)1.000*0 (0.0)1.000*
Antithrombotics at admission; n (%)7 (58.3)8 (80.0)0.762*12 (48.0)1.000*
 Antiplatelets; n (%)1 (8.3)6 (60.0)0.040*9 (36.0)0.238*
 Anticoagulants; n (%)6 (50.0)2 (20.0)0.408*3 (12.0)0.072*
Statins at admission; n (%)4 (33.3)3 (30.0)1.000*11 (44.0)1.000*
Glycemia level at admission; median (IQR)7.6 (5.1–11.4)6.4 (5.5–11.3)0.510†7.3 (5.0–15.9)1.000†
Cholesterol level at admission; median (IQR)4.6 (3.0–5.6)4.0 (3.4–5.6)1.000†4.1 (3.2–5.6)1.000†
Systolic blood pressure at admission; median (IQR)150 (110–200)145 (116–210)1.000†150 (100–210)1.000†
Diastolic blood pressure at admission; median (IQR)80 (70–120)80 (70–115)0.941†80 (55–110)0.865†

  • *Fisher’s exact test;

  • †Mann-Whitney U-test;

  • CG1, control group in center 1; CG2, control group in center 2; MSIG, microsurgical intervention group; TIA, transient ischemic attack.