Fig. 2.
Age-adjusted incidence of WHO grades I (A), II (B), and III (C) intracranial meningiomas by age at diagnosis and sex. IRR = incidence rate ratio (female:male); * = statistically significant difference in incidence rates between sexes.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.