Table 3.

Risk factors for violent and non-violent index suicide attempts in total cohort of 48834 Swedish young men

Variables	Violent vs. no suicide attempt aMultivariate HR, 95 % CI	Non-violent vs. no suicide attempt bMultivariate HR, 95 % CI
Family nervous problems (yes vs. no)	1.31, 0.99-1.72	1.18, 1.02-1.38
Fathers alcohol habits yes vs. no)	1.12, 0.68-1.84	1.33, 1.03-1.73
Own medication for psychiatric problems (no/yes)	2.12, 1.52-2.96	1.70, 1.40-2.05
Intelligence (Average or below average vs. above average )	1.75, 1.32-2.33	1.86, 1.60-2.18
Emotional control (low vs. high or medium )	1.24, 0.90-1.70	1.36, 1.14-1.63
Psychiatric diagnosis at conscription (yes vs. no)	1.06, 0.74-1.52	1.38, 1.14-1.68
Conduct problems at school (yes vs. no)	2.16, 1.62-2.89	1.43, 1.22-1.69
Contact with police or juvenile authorities (yes vs. no)	1.36, 1.0-1.82	1.80, 1.53-2.12
Smoking ≥10 cigarettes per day vs. <10 cigarettes per day	1.08, 0.81-1.44	1.26, 1.08-1.48
Problem drinking (yes vs. no)	1.31, 0.91-1.88	1.54, 1.27-1.87
Sniffing of solvents(yes vs. no)	1.58, 1.14-2.17	1.35, 1.13-162
Drug use (no vs. yes)	1.31, 0.82-2.08	1.20, 0.93-1.56

^aViolent methods: hanging (n = 37), shooting (n = 18), jump from heights (n = 25), train move (n = 1), cutting (n = 94), drowning (n = 8), other methods (n = 81)

^bNon-violent: poisoning (n = 931)

Multivariate Cox PH regressions. HR, 95 % CI