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Table 1 Clinical characteristics of the cohort. Ki-67 ≥  5% was defined as high proliferative index while < 5% was defined as low proliferative index

From: Genomic profiling of sporadic multiple meningiomas

Characteristics Count/median (range) Percentage
Total number of patients 6 100%
Age at first surgery (years) 48  
Sex
 Female 5 83.3%
 Male 1 16.7%
Race
 Caucasian 5 83.3%
 Black 1 16.7%
Volume (cm3) 2.63  
Ki-67 index
 Low 9 60%
 High 6 40%
Intracranial laterality
 Unilateral 1 16.7%
 Bilateral 5 83.3%
WHO grade
 I 12 80%
 II 3 20%
Extent of resection (Simpson grade)
 I 12 80%
 II 3 20%
Recurrence
 Yes 0 0%
 No 15 100%
Intertumoral distance (mm)
 Edge-to-edge 25.1 (3.1–90.0)  
 Center-to-center 48.9 (20.1–122.3)