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Table 1 Patient and aneurysm characteristics

From: Safety and efficacy of stent-assisted coiling for acutely ruptured wide-necked intracranial aneurysms: comparison of LVIS stents with laser-cut stents

Variable LVIS stent group (n = 142) Laser-cut stent group (n = 93) P value
Age, years 59.1 ± 12.0 60.0 ± 12.8 0.560
Female 99(69.7) 65(69.9) 0.977
Aneurysm size, mm 5.0 ± 2.6 5.1 ± 2.6 0.827
Neck size, mm 3.5 ± 1.5 3.7 ± 1.4 0.284
Dome-to-neck ratio 1.5 ± 0.4 1.4 ± 0.5 0.178
Hypertension 81(57.0) 57(61.3) 0.518
Diabetes mellitus 15(10.6) 8(8.6) 0.621
Coronary heart disease 7(4.9) 7(7.5) 0.411
Smoking history 14(9.9) 9(9.7) 0.963
pulmonary infection 12(8.5) 9(9.7) 0.747
Location
 Internal carotid artery 21(14.8) 14(15.1) 0.859
 Middle cerebral artery 15(10.6) 8(8.6)
 Anterior communicating artery 29(20.4) 15(16.1)
 Posterior communicating artery 62(43.7) 47(50.5)
 Posterior circulation 15(10.6) 9(9.7)
Irregular shape 71(50.0) 45(48.4)  
Bifurcation 94(66.2) 60(64.5) 0.791
Multiple aneurysms 34(23.9) 27(29.0) 0.384
Hunt-Hess grade
 I 83(58.5) 46(49.5) 0.368
 II 36(25.4) 29(31.2)
 III 14(9.9) 14(15.1)
 IV 9(6.3) 4(4.3)
Modified Fisher grade
 1 32(22.5) 16(17.2) 0.818
 2 85(59.9) 59(63.4)
 3 22(15.5) 16(17.2)
    4 3(2.1) 2(2.2)
Treatment timing
 ≤ 3 days 100(70.4) 59(63.4) 0.403
 3–14 days 38(26.8) 29(31.2)
 14–28 days 4(2.8) 5(5.4)
Surgical procedure
 External ventricular drainage 6(4.2) 6(6.5) 0.548
 Ventriculoperitoneal shunt 0(0.0) 1(1.1) 0.396
 Decompressive craniectomy 6(4.2) 2(2.2) 0.484
  1. Unless indicated otherwise, data are presented as the number of patients (%)