Skip to main content

Table 1 Age-adjusted incidence of demographic and tumor characteristics of elderly patients with glioblastoma: The SEER 18 registry database, 2000–2017

From: Recent incidence trend of elderly patients with glioblastoma in the United States, 2000–2017

Characteristics No. of patients(%) Age-adjusted incidence rate(95% CI)
Overall 24,417 (100) 13.16 (12.99–13.32)
Gender
 Male 13,456 (55.1) 16.85 (16.57–17.14)
 Female 10,961 (44.9) 10.39 (10.20–10.59)
Race
 Non-Hispanic White 20,406 (83.6) 15.10 (14.89–15.31)
 Non-Hispanic Black 1089 (4.5) 6.92 (6.51–7.35)
 Hispanic 1900 (7.8) 10.58 (10.11–11.08)
 API 927 (3.8) 5.90 (5.52–6.29)
 AIAN 61 (0.3) 5.52 (4.20–7.14)
Age at diagnosis, years
 65–69 6738 (27.6) 11.67 (11.39–11.95)
 70–74 6287 (25.7) 14.12 (13.77–14.47)
 75–79 5412 (22.2) 15.47 (15.06–15.89)
 80–84 3700 (15.2) 14.24 (13.78–14.70)
 ≥85 2280 (9.3) 9.19 (8.81–9.57)
Histologic type
 Glioblastoma, NOS 23,762 (97.3) 12.80 (12.64–12.97)
 Giant cell glioblastoma 172 (0.7) 0.09 (0.08–0.11)
 Gliosarcoma 483 (2.0) 0.26 (0.24–0.28)
Tumor location
 Supratentorial 18,089 (74.1) 9.74 (9.60–9.89)
  Frontal 6220 (25.5) 3.34 (3.26–3.43)
  Temporal 6059 (24.8) 3.27 (3.19–3.35)
  Parietal 3911 (16.0) 2.11 (2.04–2.17)
  Occipital 1148 (4.7) 0.62 (0.59–0.66)
 Infratentorial 195 (0.8) 0.11 (0.09–0.12)
 Overlapping/NOS 6133 (25.1) 3.31 (3.22–3.39)
Tumor size, cma
 < 4 5082 (30.7) 2.73 (2.65–2.81)
 ≥4 8387 (50.7) 4.51 (4.42–4.61)
 Unknown 3058 (18.5) 2.47 (2.38–2.56)
  1. Abbreviations: CI confidence interval, API Asian/Pacific Islander, AIAN American Indian/Alaskan Native, NOS not otherwise specified
  2. a Data are only documented between 2004 and 2015