Table 1. Characteristics of patients from SEER Database by gender.
| Number of patients (%) | ||||
|---|---|---|---|---|
| Characteristic | Total | Male | Female | |
| n=6586 | n=4049 | n=2537 | P value | |
| Media follow up (mo) | 17(5–20) | 17(5–19) | 19(5–22) | |
| (IQR) | ||||
| Years of diagnosis | 0.533 | |||
| 2000–2004 | 3469(52.7) | 2145(53.0) | 1324(52.2) | |
| 2005–2008 | 3117(47.3) | 1904(47.0) | 1213(47.8) | |
| Age | 0.296 | |||
| <40 | 581(8.8) | 358(8.8) | 223(8.8) | |
| 41–60 | 3635(55.2) | 2263 (55.9) | 1372(54.1) | |
| >60 | 2370(36.0) | 1428(35.3) | 942(37.1) | |
| Race | P<0.001 | |||
| Caucasian | 5425(82.4) | 3361(83.0) | 878(34.6) | |
| African American | 914(13.9) | 384(9.5) | 312(12.3) | |
| Others* | 2282(34.6) | 1712(42.3) | 209(8.2) | |
| Primary site | 0.870 | |||
| Cerebrum | 235(3.6) | 144(3.6) | 91(3.6) | |
| Frontal lobe | 1663(25.3) | 1028(25.4) | 635(25.0) | |
| Temporal lobe | 1556(23.6) | 957(23.6) | 599(23.6) | |
| Parietal lobe | 1097(16.7) | 661(16.3) | 436(17.2) | |
| Occipital lobe | 274(4.2) | 158(3.9) | 116(4.6) | |
| Ventricle, NOS | 27(0.4) | 15(0.4) | 12(0.5) | |
| Cerebellum, NOS | 36(0.5) | 22(0.5) | 14(0.6) | |
| Brain stem | 28(0.5) | 19(0.5) | 9(0.4) | |
| Overlapping lesion of brain | 1158(17.6) | 719(17.8) | 439(17.3) | |
| Brain, NOS | 512(7.8) | 326(8.1) | 186(7.3) | |
| Pathological grading | 0.144 | |||
| High/Moderate | 25(0.4) | 20 (0.5) | 5 (0.2) | |
| Poor/UD | 2655(40.3) | 1640(40.5) | 1015(40.0) | |
| Unknown | 3906(59.3) | 2389(59.0) | 1517(59.8) | |
| Stage | 0.127 | |||
| Localized | 5067(76.9) | 3152 (77.8) | 1915(75.5) | |
| Regional | 1172(17.8) | 697(17.2) | 475 (18.7) | |
| Distant | 70(1.1) | 38(0.9) | 32(1.3) | |
| Unstaged | 277(4.2) | 162(4.0) | 115(4.5) | |
| Tumor size | 0.015 | |||
| <3 cm | 797 (12.1) | 463 (11.4) | 334 (13.2) | |
| 3–5 cm | 2498(37.9) | 1511(37.3) | 987 (38.9) | |
| >5 cm | 1666(25.3) | 1071(26.5) | 595(23.5) | |
| Not stated | 1625(24.7) | 1004(24.8) | 621(24.5) | |
Abbreviation: NOS, not otherwise specified.
*
including other (American Indian/AK Native, Asian/Pacific Islander) and unknowns.