Table 1.
Baseline characteristics of the study population
| Characteristic | MM-Only (n = 20 839) | MM+Psychiatric (n = 15 168) | Total (N = 36 007) |
|---|---|---|---|
| Age at diagnosis, median (range), y | 76 (70-81) | 76 (70-82) | 76 (70-81) |
| Year of diagnosis, n (%) | |||
| 1991-1995 | 3 663 (17.6) | 1 624 (10.7) | 5 287 (14.7) |
| 1996-2000 | 4 288 (20.6) | 2 862 (18.9) | 7 150 (19.9) |
| 2001-2005 | 6 929 (33.2) | 5 859 (38.6) | 12 788 (35.5) |
| 2006-2010 | 5 959 (28.6) | 4 823 (31.8) | 10 782 (29.9) |
| Sex, n (%) | |||
| Female | 9 476 (45.5) | 7 755 (51.1) | 17 231 (47.9) |
| Male | 11 363 (54.5) | 7 413 (48.9) | 18 776 (52.1) |
| Race/ethnicity, n (%) | |||
| Data missing | 104 | 61 | 165 |
| Non-Hispanic white | 14 699 (70.9) | 11 124 (73.6) | 25 823 (72.1) |
| Hispanic | 1 664 (8.0) | 960 (6.4) | 2 624 (7.3) |
| Non-Hispanic African American | 3 249 (15.7) | 2 540 (16.8) | 5 789 (16.2) |
| Non-Hispanic Asian | 1 055 (5.1) | 431 (2.9) | 1 486 (4.1) |
| Other | 68 (0.3) | 52 (0.3) | 120 (0.3) |
| CCI, median (range) | 0 (0-2) | 1 (0-3) | 1 (0-2) |