Table 1.
Selected demographic characteristics of participants in the Los Angeles Multiple Myeloma case-control (LAMMCC) study (1985-1992) and the California Teachers Study (CTS) cohort (1995-2009).
| LAMMCC Study | CTS | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Men | Women | Women | ||||||||||
| Demographic characteristics | MM cases (n=152) |
Controls (n=152) |
MM cases (n=126) |
Control s (n=126) |
MM cases (n=152) |
Cohort (n=123,396) |
||||||
| n | % | n | % | n | % | n | % | n | % | n | % | |
| Race | ||||||||||||
| White | 112 | (74) | 114 | (75) | 75 | (60) | 75 | (60) | 125 | (82) | 106,76 5 |
(87 ) |
| Black | 21 | (14) | 21 | (14) | 39 | (31) | 39 | (31) | 12 | (8) | 3,288 | (3) |
| Other/Unknown | 19 | (13) | 17 | (11) | 12 | (10) | 12 | (10) | 15 | (10) | 13,343 | (10 ) |
| Age at diagnosis (years) | ||||||||||||
| < 45 | 10 | (7) | 6 | (5) | 1 | (1) | ||||||
| 45-54 | 22 | (14) | 22 | (17) | 11 | (7) | ||||||
| 55-64 | 58 | (38) | 40 | (32) | 24 | (16) | ||||||
| 65-74 | 60 | (39) | 58 | (46) | 45 | (30) | ||||||
| 75+ | 2 | (1) | 0 | (0) | 71 | (47) | ||||||
| Family history of hematopoietic malignancies (first deg ree re lative s) α | ||||||||||||
| No | 145 | (97) | 149 | (98) | 122 | (98) | 121 | (98) | 149 | (98) | 116 ,44 7 |
(97 ) |
| Yes | 5 | (3) | 3 | (2) | 3 | (2) | 2 | (2) | 3 | (2) | 2,958 | (3) |
| Education | ||||||||||||
| Some high school or less | 26 | (17) | 26 | (17) | 26 | (21) | 34 | (27) | ||||
| High school grad | 28 | (19) | 32 | (21) | 47 | (38) | 37 | (29) | ||||
| Some college and above | 97 | (64) | 94 | (52) | 52 | (42) | 55 | (44) | ||||
| Socioeconomic status (SES) | ||||||||||||
| Low | 11 | (7) | 5,455 | (4) | ||||||||
| Med-Low | 20 | (13) | 21,301 | (17 ) |
||||||||
| Med-High | 57 | (38) | 39,935 | (32 ) |
||||||||
| High | 63 | (41) | 55,123 | (45 ) |
||||||||
α
LAMMCC includes family history of multiple myeloma, leukemia, Hodgkin Disease or other lymphoma; CTS includes family history of leukemia, Hodgkin Disease or other lymphoma.