SCN9A and glioblastoma: Other genes less extensively studied in the context of GBM but also had frequencies greater than or equal to 10.0% include SCN9A (21.7%, 95% CI: 11.2–32.1; n = 13/60), NLRP5 (11.7%, 95% CI: 3.5–19.8; n = 7/60), and STAG2 (10.0%, 95% CI: 2.4–17.6; n = 6/60).