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Table 3 Safety comparative analysis between the two groups

From: Multiple overlapping stent-assisted coiling improves efficacy and safety of treatment for complex intracranial aneurysms: a randomized trial

  SS group (n = 71) MS group (n = 73) P value
Mortality, total, n (%) 5 (7.0) 2 (2.7) 0.037
 Aneurysm rupture during procedure 2 (2.8) 1 (1.4) 0.025
 Stroke, periprocedural 1 (1.4) 0 (0) NA
 Stroke, related to SAH at presentation 1 (1.4) 1 (1.4) 0.545
 Related to SAH during follow-up 0 (0) 0 (0) NA
 Unrelated to aneurysm or its treatment 1 (1.4) 0 (0) NA
Morbidity, total, n (%) 9 (12.7) 3 (4.1) 0.029
 Aneurysm rupture during procedure 3 (4.2) 2 (2.7) 0.035
 Stroke 5 (7.0) 1 (1.4) 0.003
 SAH during follow-up 1 (1.4) 0 (0) NA
  1. Data are expressed as n, %
  2. SAH subarachnoid hemorrhage