Table 1.
Comparison of SEER cancer patient demographic characteristics, year of cancer diagnosis, and cancer site between matched cancer patients (used in incidence analyses) and original SEER case file
| SEER cases submitted % (N) total cases submitted |
Matched cases % (N) of matched cases |
||
|---|---|---|---|
| Total population | 100.0 (3,071,661) | 100.0 (11,464) | |
| Age group | |||
| 25–34 | 5.0 (154,918) | 0.8 (96) | |
| 35–44 | 7.5 (229,915) | 4.9 (557) | |
| 45–54 | 11.7 (359,009) | 11.1 (1,269) | |
| 55–64 | 19.9 (611,362) | 21.1 (2,418) | |
| 65–74 | 29.0 (890,605) | 32.9 (3,777) | |
| 75–84 | 20.4 (627,770) | 22.8 (2,617) | |
| 85+ | 6.4 (198,082) | 6.4 (730) | |
| Sex | |||
| Male | 48.7 (1,496,772) | 52.5 (6,019) | |
| Female | 51.3 (1,574,889) | 47.5 (5,445) | |
| Race | |||
| White | 85.6 (2,630,827) | 85.7 (9,819) | |
| Black | 8.0 (246,387) | 7.2 (824) | |
| API | 4.7 (143,387) | 6.3 (718) | |
| AI/AN | 0.2 (4,612) | 0.2 (20) | |
| Other | 0.2 (4,795) | 0.1 (14) | |
| Unknown | 1.4 (41,653) | 0.6 (69) | |
| Ethnicity | |||
| Non-Hispanic white | 79.8 (2,452,160) | 79.7 (9,138) | |
| Non-Hispanic black | 7.9 (243,357) | 7.1 (814) | |
| Hispanic | 5.4 (165,478) | 5.4 (623) | |
| Others | 5.5 (169,867) | 7.2 (823) | |
| Unknown | 1.3 (40,799) | 0.6 (66) | |
| Registry | |||
| San Francisco/Oakland | 10.1 (310,933) | 5.9 (682) | |
| Connecticut | 9.7 (297,011) | 8.4 (959) | |
| Detroit | 11.2 (344,754) | 11.3 (1,293) | |
| Hawaii | 2.4 (72,967) | 6.6 (752) | |
| Iowa | 8.2 (252,294) | 11.1 (1,278) | |
| Seattle | 8.8 (271,556) | 7.6 (869) | |
| Utah | 2.9 (88,594) | 7.9 (906) | |
| San José/Monterey | 2.9 (89,336) | 2.2 (253) | |
| Los Angeles | 11.9 (364,961) | 11.3 (1,299) | |
| Greater California | 23.1 (709,437) | 17.2 (1,968) | |
| Louisiana | 6.3 (192,375) | 6.9 (789) | |
| Kentucky | 2.5 (77,443) | 3.6 (416) | |
| Year of diagnosis | |||
| 1979–1983 | 11.0 (339,057) | 5.6 (645) | |
| 1984–1988 | 16.5 (506,413) | 15.2 (1,743) | |
| 1989–1993 | 34.9 (1,071,441) | 35.2 (4,037) | |
| 1994–1998 | 37.6 (1,154,750) | 44.0 (5,039) | |
| Cancer site | |||
| Breast | 15.6 (477,812) | 14.8 (1,697) | |
| Prostate | 13.4 (411,486) | 16.4 (1,881) | |
| Colorectal | 11.6 (357,788) | 12.0 (1,375) | |
| Lung/Bronchus | 13.6 (416,522) | 14.9 (1,713) | |
| Cervix | 4.8 (147,140) | 1.0 (116) | |
| Melanoma of skin | 3.8 (116,850) | 2.6 (302) | |
| Other | 37.2 (1,144,063) | 38.2 (4,380) | |
Source: SEER_NLMS Record Linkage Study. Based on the 1979 through 1998 follow-up of residents of 11 SEER registries (Iowa, Hawaii, Seattle, Connecticut, Detroit, Utah, Los Angeles, San Francisco/Oakland/San Jose/Monterey, Greater California, Louisiana, and Kentucky) who were 25 years of age or older on their CPS survey date