From: The short-term effect of ambient particulate matter on suicide death
Variables | N (%) N = 28,670 |
---|---|
Region | Â |
 Seoul | 9,923 (34.6) |
 Gyeonggi | 14,986 (52.3) |
 Incheon | 3,761 (13.1) |
Sex (male) | 19,732 (68.8) |
Age | 51.8 ± 17.8 |
 Under 19 years | 456 (1.6) |
 19–40 years | 7,769 (27.1) |
 41–64 years | 13,158 (45.9) |
 Over 65 years | 7,287 (25.4) |
Suicide method | Â |
 Violent method | 21,970 (76.7) |
 Hanging | 15,725 (54.9) |
 Drowning | 637 (2.2) |
 Cutting and piercing | 376 (1.3) |
 Jumping in front of a car or train | 86 (0.3) |
 Others | 106 (0.4) |
Non-violent method | 6,679 (23.3) |
 Drug poisoning | 2,207 (7.7) |
 Gas poisoning and suffocation | 4,472 (15.6) |
Suicide cause, N = 27,585 |  |
 Occupational problems | 1,322 (4.6) |
 Economic problems | 6,007 (21.0) |
 Family problems | 3,039 (10.6) |
 Interpersonal problems | 1,404 (4.9) |
 Physical health problems | 4,605 (16.1) |
 Mental health problems | 10,548 (36.8) |
 Other causes | 660 (2.3) |
Suicide note (Presence)†, N = 26,336 | 11,150 (42.3) |
Physical disease (With)†, N = 20,582 | 10,921 (53.1) |
Psychiatric disorder (With)†, N = 16,461 | 8,780 (53.3) |
Warning signal (language)†, N = 22,959 | 20,298 (88.4) |
Warning signal (behavior)†, N = 20,521 | 15,372 (74.9) |
Warning signal (emotion)†, N = 21,326 | 18,900 (88.6) |