Sociodemographic characteristics included in statistical models
| All | Death by suicide | ||
| (n=6 714 439) | No (n=6 701 166) | Yes (n=13 273) | |
| Age group (years) | |||
| 18–34 | 571 769 (8.5%) | 570 228 (8.5%) | 1541 (11.6%) |
| 35–44 | 501 586 (7.5%) | 500 453 (7.5%) | 1133 (8.5%) |
| 45–54 | 712 112 (10.6%) | 710 407 (10.6%) | 1705 (12.9%) |
| 55–64 | 1 142 255 (17.0%) | 1 139 637 (17.0%) | 2618 (19.7%) |
| 65–74 | 1 939 590 (28.9%) | 1 936 756 (28.9%) | 2834 (21.4%) |
| 75–84 | 1 030 239 (15.3%) | 1 028 092 (15.3%) | 2147 (16.2%) |
| ≥85 | 816 888 (12.2%) | 815 593 (12.2%) | 1295 (9.8%) |
| Race | |||
| White | 4 810 072 (71.6%) | 4 799 940 (71.6%) | 10 132 (76.3%) |
| Black | 1 067 071 (15.9%) | 1 066 395 (15.9%) | 676 (5.1%) |
| Other | 220 916 (3.3%) | 220 625 (3.3%) | 291 (2.2%) |
| Missing | 616 380 (9.2%) | 614 206 (9.2%) | 2174 (16.4%) |
| Gender | |||
| Male | 6 197 444 (92.3%) | 6 184 693 (92.3%) | 12 751 (96.1%) |
| Female | 511 733 (7.6%) | 511 233 (7.6%) | 500 (3.8%) |
| Rurality | |||
| Urban | 4 299 798 (64.0%) | 4 291 715 (64.0%) | 8083 (60.9%) |
| Rural | 2 215 740 (33.0%) | 2 210 711 (33.0%) | 5029 (37.9%) |
| Missing | 198 901 (3.0%) | 198 740 (3.0%) | 161 (1.2%) |
| Mental health diagnoses | |||
| Any mental health diagnosis | 1 149 640 (17.1%) | 1 146 810 (17.1%) | 2830 (21.3%) |
| PTSD | 428 855 (6.4%) | 427 865 (6.4%) | 990 (7.5%) |
| Major depression | 731 999 (10.9%) | 729 622 (10.9%) | 2377 (17.9%) |
| Anxiety | 286 518 (4.3%) | 285 654 (4.3%) | 864 (6.5%) |
| Substance use disorder | 362 669 (5.4%) | 361 381 (5.4%) | 1288 (9.7%) |
| Schizophrenia | 44 712 (0.7%) | 44 515 (0.7%) | 197 (1.5%) |
| Bipolar disorder | 78 589 (1.2%) | 78 216 (1.2%) | 373 (2.8%) |
| US Census Division | |||
| Mountain | 573 724 (8.5%) | 572 020 (8.5%) | 1704 (12.8%) |
| Pacific | 872 339 (13.0%) | 870 410 (13.0%) | 1929 (14.5%) |
| West South Central | 553 822 (8.3%) | 552 740 (8.3%) | 1082 (8.2%) |
| East South Central | 447 310 (6.7%) | 446 410 (6.7%) | 900 (6.8%) |
| South Atlantic | 1 530 589 (22.8%) | 1 527 680 (22.8%) | 2909 (21.9%) |
| East North Central | 894 987 (13.3%) | 893 343 (13.3%) | 1644 (12.4%) |
| West North Central | 553 822 (8.3%) | 552 740 (8.3%) | 1082 (8.2%) |
| Middle Atlantic | 587 918 (8.8%) | 586 953 (8.8%) | 965 (7.3%) |
| New England | 273 056 (4.1%) | 272 615 (4.1%) | 441 (3.3%) |
| Quarter | |||
| January, February, March | 3129 (23.6%) | ||
| April, May, June | 3432 (25.9%) | ||
| July, August, September | 3508 (26.4%) | ||
| October, November, December | 3204 (24.1%) | ||
Due to large sample size, all differences between suicide Yes and No are significant at p<0.001.
PTSD, post-traumatic stress disorder.