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.
Age‐period‐cohort modeling parameters and functions for incidence for glioblastoma (left) and nonglioblastoma (right). (A) Period rate ratio (B) cohort rate ratio (C) longitudinal age curve, and (D) local drifts with net drift. Shaded bands indicate 95% confidence intervals. Dash lines in (A) and (B) indicate reference period and cohort, respectively. Solid horizontal line and upper and lower dot lines in (D) indicate net drift and its 95% confidence intervals
